Use the Rational Zeros Theorem to write a list of all possible rational zeros of the function.
f(x) = -2x4 + 4x3 + 3x2 + 18

Answers

Answer 1
1. Get all possible numerators of rational zeros by listing all the possible divisors of the absolute value of the constant term. In this case the constant term is -4. It's absolute cvalue is 4. The divisors of 4 are 1,2, and 4, since they are the only integers which divide evenly into 4. 2. Get all possible denominators of rational zeros by listing all the possible divisors of the coefficient of the largest power of x. In this case the term with the largest power of x is 9x^5 and the absolute value of its coefficient is 9. The divisors of 9 are 1,3, and 9, since they are the only integers which divide evenly into 4. 3. Make all possible fractions having a numerator from the set of possible numerators and a denominator from the set of possible denominators. In this case that would be , , , , , , , , 4. Reduce them, and remove any duplications (sometimes there are duplications, there just aren't any here). 1, , , 2, ,, 4, , 5. Give them both signs, + and - ±1, , , ±2, ,, ±4, , ------------------------------------------------ Find all real zeros of the function. g(x)= x^3 + 4x^2 - x - 4 We don't even need the above method to do this one because it can be factored by grouping: g(x) = x³ + 4x² - x - 4 g(x) = x²(x + 4) - 1(x + 4) g(x) = (x + 4)(x² - 1) g(x) = (x + 4)(x - 1)(x + 1) So the zeros are found by setting all the factors = 0 x + 4 = 0, x - 1 = 0, x + 1 = 0 x = -4, x = 1, x = -1 Edwin
Answer 2

To list all possible rational zeros of the function f(x) = -2[tex]x^{4}[/tex] + 4[tex]x^{3}[/tex]+ 3[tex]x^{2}[/tex] + 18, apply the Rational Zeros Theorem, which suggests dividing the factors of the constant term (±1, ±2, ±3, ±6, ±9, ±18) by the factors of the leading coefficient (±1, ±2), leading to a list of possible rational zeros.

To use the Rational Zeros Theorem to find all possible rational zeros of the function f(x) = -2[tex]x^{4}[/tex] + 4[tex]x^{3}[/tex]+ 3[tex]x^{2}[/tex] + 18, we need to look at the factors of the constant term and the leading coefficient. For the constant term (18), the factors are
±1, ±2, ±3, ±6, ±9, ±18. For the leading coefficient (-2), the factors are ±1 and ±2. According to the Rational Zeros Theorem, the possible rational zeros are obtained by taking all the factors of the constant term and dividing them by the factors of the leading coefficient.

The list of all possible rational zeros is ±1, ±2, ±3, ±6, ±9, ±18, ±1/2, ±3/2, ±9/2, and ±18/2.


Related Questions

which is the equation in standard form of the line that contains points C and D

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B, 3x-2y=2 in standard form is y=-1-3/-2x.

The cooking time for a piece of meat is proportional to the weight of the meat. What is the value of the constant for this relationship

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The temperature of the oven/cooking thingy. The weight and time always change. But the temp doesn't.

The constant for relationship is 20.

What is ratio and proportions?

When comparing two quantities of the same kind, ratio is utilized. For two numbers, a and b, the ratio formula is written as a: b or a/b. Two or more ratios are said to be in proportion if they are all equal. Fractions are the foundation of the concepts of ratio and proportion. The fundamental building blocks of numerous other mathematical notions are ratio and proportion.

Given The cooking time for a piece of meat is proportional to the weight of the meat.

given Weight (lb)     1.5   2.5   3.5

          time (min)      30    50   70

Acc. to question  time/weight = constant

= 30/1.5  = 50/2.5 = 70/3.5 = 20

Hence the constant is 20.

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The complete question is

The cooking time for a piece of meat is proportional to the weight of the meat.

         Weight (lb)     1.5   2.5   3.5

          time (min)      30    50   70

What is the value of the constant for this relationship.

Markers are sold in boxes, packs, or as single markers. Each box has 10 packs. Each pack has 10 markers. Draw pictures to show two ways to buy 276 markers.

Answers

If each box has 10 packs and each pack has 10 markers, then each box has 10 * 10 = 100 markers.

So we can buy 276 makers i.e. by buying 2 boxes, 7 packs and 6 markers or 1 box, 17 packs and 6 markers.

I'm not sure what kind of pictures do you mean but I hope it will eventually help you draw them :)

A pattern maker uses 526 yards of muslin cloth each month. The cloth comes on bolts, or rolls, that hold 15 yards each. How many bolts of muslin cloth does the pattern maker use each month?
A) 35
B) 35 1/15
C) 35 1/5
D) 35 1/3

Answers

b bc they use 35 1/15 

give a counterexample to disprove the statement "all squares are congruent"

Answers

Give a counterexample to disprove the statement all squares are congruent

at 5:00 pm in atlanta, georgia, ethan noticed the temperature outside was 72°F . The temperature decreases at a steady rate of 2°F per hour. At what time was the temperature less than 64°F .

Answers

9 o clock am. This is because 72-64 = 8 so if it was -2 degrees per hour, the answer would be 4. :) Hope this helps!

There is an average of 3.5×10−2 kilograms of dissolved salt in each liter of seawater.

The Indian Ocean contains approximately ​ 2.64×1020 ​ liters of seawater.

About how many kilograms of dissolved salt are in the Indian Ocean?

Enter your answer, in scientific notation, in the boxes.

Answers

2.57x1030! hope it helps
I did the test just now, and the answer is 9.24*10^18. Sorry if im late tho.

Your grade point average is 3.48. How can you write your grade point average as a fraction?

Answers

It would be 3 12/25   
3 12/25 would be the correct answer and I hope this helped you out and I hope you have a good day


Which type of weathering is caused by plants?


A.mechanical weathering


B. ice wedging

C. both mechanical and chemical weathering


D. chemical weathering

Answers

D. Chemical weathering
I think it is chemical weathering because it is a live thing.

The answer to this is C. because when the roots grow it can create cracks in sidewalks or rocks (mechanical) and the chemical part comes from the roots too, it releases acid which breaks down rocks

Please help
10 points!!

Use conversion factors to convert. Write the factor you used.
5 quarts to cups __________
600 centimeters to meters ________

Answers

5qts=20c Knowing that there are 4 quarts in a gallon and 16 cups in a gallon I took 16 + one quart (4 cups) to get 20 cups.

600cm=6m Knowing that their are 100cm in every meter I divided 600 by 100 to get 6, so 6 meters.

A deep-sea diver must descend and ascend in short steps to equalize pressure on his body. If the diver rises toward the surface too fast, he may suffer from a physical condition called “the bends.” Suppose the diver started at 82 feet below the surface and rose in five steps of 15 feet each. Use an integer to describe his new position in relation to the water surface. is it positive or negative?

Answers

I would say the answer is -7 in relation to the surface.

The deep-sea diver started at 82 feet below the surface and rose in five steps of 15 feet each, which resulted in a new position of -7 feet. This indicates that the diver is still 7 feet underwater, so the integer representing his position is negative.

The diver starts at 82 feet below the surface and rises in five steps of 15 feet each. To find the new position, we start with the initial position and subtract the distance risen in each step:

Initial position: -82 feet (below water is considered negative)

Total rise: 5 steps × 15 feet/step = 75 feet

New position: -82 feet + 75 feet = -7 feet

Therefore, the diver's new position is -7 feet relative to the surface, indicating he is still 7 feet underwater, thus the integer is negative.

Abel makes the following statement:

"I have a 30% chance of being selected as the captain of the baseball team and a 20% chance of being elected student body president."

What is the probability that Abel will be selected as the captain of the baseball team and will be elected student body president?
Answers:
6%
10%
20%
50%

Answers

I thing the answer should be 6% 
These two outcomes are independent.  Thus, to find their joint probability, multiply their decimal probabilities together:  0.3(0.2) = 0.06

the porportion of red marbles to blue marbles jar is 2 to 5. If there are 35 blue the jar, how many red mables are there?

Answers

there are 14 red marbles
14 i believe if u multiply 2x7 you get 14


last week Chen bought 8 1/2 gallons of gas at 2.30 per gallon. This week he bought 4 3/10 gallons of gas at 2.70 per gallon

What is his total cost

Answers

8.5 times 2.3 equals 19.55. 4.3 times 2.7 equals 11.61. 11.61 plus 19.55 equals 31.16. the total cost is $31.16.
I totally agree. I think joe answer is correct.

using what you know about percents,explain why a commercial that says"80% of dentists use this toothpaste"might be misleading?

Answers

There are many dentists in the world and it wold be hard to count the amount of dentists that use the toothpaste. Also, there are many brands of toothpaste and it would would be doubtful that “80%” of dentists would use the same one.

Malik borrowed $105 from his brother and plans to repay $12 per week. He creates a table to help him determine the number of weeks it will take to repay his brother. How many weeks will it take Malik to repay his brother? 8 9 10 11

Answers

9 weeks because 12x9= 108 and 108 is more than Malik need to repay but 108-12=96 less than needed so it is 9 weeks

The lizards in the show eat 250 crickets per week.About how any crickets do the lizards eat each day?Explain.

Answers

Each day the lizards eat about 36 crickets when we round to the nearest whole number

To calculate how many crickets the lizards eat each day, we need to divide the weekly intake by the number of days in a week. The lizards eat 250 crickets per week. There are 7 days in a week.

So, we divide 250 by 7 which equals approximately 35.71 crickets per day.

Therefore, each day the lizards eat about 36 crickets when we round to the nearest whole number, since you can't have a fraction of a cricket.

Two students are playing a math game. The object of the game is to make the least possible number by arranging the given digits inside absolute value bars on a card. In the first round, each player will use the digits 3, 5, and 7 to fill in the card. What is the least possible number the card can show?

Answers

I'm not sure I understand, but I think the answer is 357. If your looking for the smallest 3 digit number using 3,5, and 7. Then you want to you the smallest digits first and the biggest digits last.

in order to have the smallest possible number the numbers need to be arranged from smallest to largest

 using 3, 5 & 7 the smallest number would be 357

Find the product. (3p 4)3 · (p 2)7

Answers

The product of the expressions (3p⁴)³ * (p²)⁷ is 27p²⁶

How to evaluate the product of the expressions

From the question, we have the following parameters that can be used in our computation:

(3p⁴)³ * (p²)⁷

Expanding the brackets, we have

(27p¹²) * (p¹⁴)

Remove the brackets

So, we have

27p¹² * p¹⁴

Evaluate using the law of indices

27p²⁶

Hence, the product of the expressions is 27p²⁶

Question

Find the product

(3p⁴)³ * (p²)⁷

what is 5y-4=-3x in standard form

Answers

It's [tex]-3x-5y=-4[/tex].

The required standard form is 5y + 3x = 4 of the given linear equation.

What is the standard form of a linear equation?

A linear equation in one variable indicates an equation with just one variable. This indicates that there is just one solution to this linear equation. The standard or generic form of linear equations in one variable is expressed as follows:

Ax + B = 0

In this equation, A and B are integers, and x is a variable.

Ax + By = C is the standard form for a line equation. In this situation, using the equation 5y-4=-3x B=5 and A=-3 and C=-4, we may add both -4 and -3x to both sides to get Ax and By on the same side, and we get 5y+3x=4.

Thus, the required standard form is 5y + 3x = 4 of the given linear equation.

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30. The perimeter of a rectangle is 292 feet. The length of the rectangle is 4 feet less than 5 times the width. What is the length and width of the rectangle?
a. length = 121, width = 25​​b. length = 114.3, width = 23.7
c. length = 25, width = 121​​d. length = 121.7, width = 24.3

Answers

formula for perimeter ;
P = length + length + width + width 
P = 2l + 2w

l = -4 + 5w
l = 5w - 4

substitute into equation of perimeter 

292 = 2(5w - 4) + 2w

292 = 10w - 8 + 2w

292 + 8 = 10w + 2w 

300 = 12w

25 = w

substitute into eqution to find the length;

l = 5(25) - 4
l = 125 - 4
l = 121

therefore, the width is 25 and the length is 121

hope that helps, God bless!

Final answer:

To find the dimensions of the rectangle, the problem was solved by setting up and solving equations based on the given perimeter and the relationship between the length and the width. It was found that the width is 25 feet and the length is 121 feet.

Explanation:

To solve the problem, we first need to set up equations based on the information given. We are told the perimeter of a rectangle is 292 feet and that the length (L) is 4 feet less than 5 times the width (W). The formulas for the perimeter (P) of a rectangle is P = 2L + 2W. The relationship between the length and the width can be expressed as L = 5W - 4.

Substituting the second equation into the first, we get: 292 = 2(5W - 4) + 2W.

Simplifying, we find that 292 = 10W - 8 + 2W, leading to 300 = 12W. Therefore, W = 25 feet. Substituting back to find L, we find that L = 5(25) - 4 = 121 feet.

Thus, the width of the rectangle is 25 feet, and the length is 121 feet, which corresponds to option C).

The length of the ears on the shadow puppet is 3 inches. The length of the ears on the shadow is 4 inches. What is the scale factor?

Answers

the scale factor is the number u multiply by the first image to get to the second image.

so 3 times what = 4
3x = 4
x = 4/3 (or 1 1/3) <== this is ur scale factor

In linear equation,  4/3  is the scale factor.

What are instances of linear equations?Ax+By=C represents a two-variable linear equation in its standard form. A standard form linear equation is, for instance, 2x+3y=5.Finding both intercepts of an equation in this form is rather simple (x and y).When resolving systems of two linear equations, this form is also incredibly helpful.A linear equation is a first-order (linear) term plus a constant in the algebraic form y=mx+b, where m is the slope and b is the y-intercept.Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.

given,

The length of the ears on the shadow puppet = 3 inches

The length of the ears on the shadow = 4 inches.

so according to question we apply the formula of scale factor ,

scale factor = length of ears on the shadow/length of ears on the shadow

         

             scale factor = 4/3

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A holiday display is made up of several strands of lights. There are 2970 lights in the display. Each light strand has 135 lights. How many strands of lights are in the display?

Answers

135 times 22 is 2970.

22 strands of lights

Consider the following statement: If Paul is older than Bill and Fred is younger than Bill, then Bill's age is between Paul's and Fred's. Write the Given statement:

Answers

I just saw that my answer to this was removed because brainly is removing some content to make room for more learning.

Since my answer seemed to help a lot of people, i'm reposting it!

Here's my answer: Paul is the oldest, then bill, and Fred is the youngest.


Choose a non-integer between 0 and 1

Answers

I don't think there is one because integers are whole numbers.
Integers are whole numbers, so there aren't any. But,  0.25 is one of the many non-integers between 0 and 1. 

I hope this helps!

Please help! Thanks! Show work!

Answers

Answer: The toy should be 2.4 inches tall

------------------------------------
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Explanation:

First convert 6 ft to inches
6 ft = (6 ft)*(12 in/1 ft) = (6*12) inches = 72 inches

So, 6 ft = 72 inches

The toy is manufactured with a scale of 1:30 meaning that the toy is 1 unit tall compared to the soldier which is 30 units tall. The soldier is 30 times taller than the toy. We can therefore form the ratio

1/30 = x/72

where x is the height of the toy soldier in inches

Cross multiply and solve for x

1/30 = x/72
1*72 = 30*x
72 = 30*x
72/30 = 30*x/30
72/30 = x
x = 72/30
x = 12/5
x = 2.4

So the toy should be 2.4 inches tall.

Note how 30 times 2.4 gives us
30*2.4 = 72
which fits with the theme that the real soldier is 30 times taller than the toy counter part.


A computer password is to consist of 6 letters, none of which are used more than once. For security reasons, the letters Q and Z are not to be used in the first position. How many different passwords are possible?

Answers

Final answer:

The total number of possible 6-letter computer passwords, without repetition and with restrictions on the first letter, is 7,893,600.

Explanation:

The question involves finding out the number of possible combinations for a 6-letter computer password where no letter is repeated and the letters 'Q' and 'Z' are not allowed in the first position.

For the first letter, we have 24 options (26 letters in the alphabet minus the two restricted letters, 'Q' and 'Z'). For the second letter, since the first letter has already been chosen and cannot be repeated, there are 25 options left. This pattern continues, reducing by one each time, leaving 24 options for the third, 23 for the fourth, 22 for the fifth, and 21 options for the sixth letter. The total number of possible passwords is calculated by multiplying all options together; hence, the answer will be 24 * 25 * 24 * 23 * 22 * 21.

The calculation yields a result of 7,893,600 possible passwords.

Final answer:

To find the number of different passwords possible, multiply the number of choices for each position: 24 * 25 * 24 * 23 * 22 * 21 = 39,825,600.

Explanation:

To find the number of different passwords that are possible, we can break down the problem into steps:

First position: Since Q and Z cannot be used in the first position, there are 24 possible letters that can be used.Second position: Once the first position is determined, there are 25 letters remaining to be used in the second position (since Q and Z can now be used).Third position: There are 24 letters remaining to be used in the third position, since one letter has already been used in the first position.Fourth position: There are 23 letters remaining to be used in the fourth position.Fifth position: There are 22 letters remaining to be used in the fifth position.Sixth position: There are 21 letters remaining to be used in the sixth position.

To find the total number of possible passwords, we multiply together the number of choices for each position: 24 * 25 * 24 * 23 * 22 * 21 = 39,825,600. Therefore, there are 39,825,600 different passwords that are possible.

How can we best show or describe the change in a position of a figure?

Answers

by showing the motion that its going through

30 points !!!!!!!!Solve the following problem. Show ALL steps to receive full credit.
5x + x + x – 6 – 2 = 8 + 2x + x a.
Simplify by combining like terms. State your equation

Answers

7x - 8 = 8 + 3x
7x - 3x = 8 + 8
4x = 16
x = 16/4
x = 4
Hi there! To solve this problem, first, we need to combine like terms. When you do, you should get 7x - 8 = 8 + 3x. Now, subtract 3x from both sides to get the whole number on the right by itself. When you do, you get 4x - 8 = 8. Now, add 8 to both sides to get 4x on its side alone and you get 4x = 16. Now, divide each side by 4 to isolate the “x”. 16/4 is 4. There. x = 4.

If the train that Megan is riding covers 120 miles in 4 hours, how fast is the train traveling?

Answers

Multiply 120 by 4 (: =480
the train is traveling 30 miles per hour
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