Find the negative square root of 49. (4 points)
Select one:
a. ±7
b. 7
c. −7
d. 24.5

Answers

Answer 1
the answer is c. -7 because when you multiply two negatives together you get a positive answer
Answer 2

The negative square root of 49 is -7.

Option C is the correct answer.

What is an expression?

An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.

Example:

2 + 3x + 4y = 7 is an expression.

2² + 4 i s an expression.

3² + 4³ + 3³ is an expression.

3 + 4 x 5 + 4³ is an expression.

We have,

-√49

7 x 7 = 49

Make an exponent of base 7.

7² = 49

So,

-√49

= -√7²

Square root and exponent 2 get canceled.

= -7

Thus,

The negative square root of 49 is -7.

Learn more about expressions here:

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Related Questions

If a car can travel 250 miles on 10 gallons of fuel, how many gallons are required to travel 1,325 miles?

Answers

1325                      250
-------          =        -------      
    x                           10

1325(10) = 250x

13250/250 = 250x/250

x = 53 

53 gallons are required to travel 1325 miles

hope this helps

Answer:

53 gallons of fuel

Step-by-step explanation:

Step 1: Set up a fraction given the data (Let "x" represent the distance in miles.)

[tex]\frac{10}{250} = \frac{x}{1325}[/tex]

Step 2: Divide the given values (The given values are 10 over 250. We are doing this because we need to know the difference between those two figures.) (Trick: For this case, all you need to do is cancel both zeros and the answer is 25)

[tex]\frac{10}{250}\\\\10 \div 250\\\\= 0.04[/tex]

Step 3: Multiply the result to the last value (Since we've found the difference between them by division, we will have to do the opposite operation in order to find the answer.)

[tex]1325 \times 0.04\\\\= 53[/tex]

Therefore, 53 is the amount of gallons of fuel needed.

Which of the following ordered pairs are y-intercepts? Check all that apply. (4, 0) (–1, 1) (0, 0) (0, –7) (–2, –2) (0, –0.25)

Answers

Answer:

C,D,F

promise

Answer:

It is C, D, and F. I got it right.

Step-by-step explanation:

The cost in dollars in making M wedding cakes is represented by c = 24n + 35. How many wedding cakes are made when the cost is $480?

Answers

c=480
solve

480=24n+35
minus 35 both sides
445=24n
divide both sides by 24
18.541666666666666666666666666667=n

so about 18 cakes

What is the measure of angle B in the triangle?

This triangle is not drawn to scale.

Enter your answer in the box.

m∠B=
°




A triangle labeled ABC with the angles A forty degrees, angle B parenthesis two x minus thirty parenthesis degree, angle C parenthesis x plus twenty parenthesis degrees


Answers

the interior angles of a triangle add up to 180 degrees

40 + 2x - 30 + x + 20 = 180
3x + 30 = 180
3x = 180 - 30
3x = 150
x = 150/3
x = 50

< A = 40
< B = 2x - 30.....2(50) - 30 = 70 <===
< C = x + 20......50 + 20 = 70

Answer:that answer to the test is 70


Step-by-step explanation:


What is the greatest common factor of a^6b^3 and a^4b^7

Answers

a^6b^3 and a^4b^7

GCF is a^4b^3

Evaluate the numerical expression. 5 + (46 + 7) * 2

Answers

5 + (46 + 7) x 2

5 + (53) x 2

5 + 106

111 is answer


PEMDAS (parenthesis, exponent, multiply & divide, add & subtract)


hope this helps
Ok so PEMDAS which is Please Excuse My Dear Aunt Sally. P=parentheses E= exponents  M=multiplication D=division A=addition S=subtraction.

[tex]5+(46+7) * 2 [/tex]
[tex]46+7=53[/tex]
[tex]53 * 2=106[/tex]
[tex]5+106=111[/tex]


Theres the full explanation of your answer.

One-sixth of a number is four

Answers

4 divided by 1/6

4*6

24

Hope this helps!

How many times can 2 1/2 be subtracted from 12 1/2

Answers

2 1/2 = 2.5
12 1/2 = 12.5

This means you can calculate how may times it goes in by dividing it and rounding the number down:

12.5 / 2.5 = 5

*5 can not be rounded down so it stays the same

This means that 2 1/2 goes into 12 1/2 5 times. Hope this helps! :)
12.5 divides by 2.5 will give you 5

Find the square.
(4m − 4)2

Answers

(4m-4)^2 
= (4m)^2 - 2.4m.4 + 4^2 
= 16m^2 - 32m + 16

16m^2 - 32m + 16

if this is what you are looking for

Brainliest?


The scale on the map indicates 1 inch=150 miles. The distance from Philadelphia to Miami is 1200 miles. On the map, how far apart and Philadelphia and Miami?

Answers

eight inches on the map

Identify the translation rule on a coordinate plane that verifies that triangle A(-5,1), B(-2,7), C(0,1) and triangle A'(-6,0), B'(-3,6), C'(-1,0) are congruent.

Answers

Thanks for your question!

The rule is (x-1, y-1). If we plus in the original we will get the translated one very time.

Hope this helps!

Answer:

Triangle ABC translate 1 unit left and 1 units down to get the triangle A'B'C'. The rule of translation is

[tex](x,y)\rightarrow (x-1,y-1)[/tex]

Step-by-step explanation:

Given information: In triangle ABC, A(-5,1), B(-2,7), C(0,1). In triangle A'B'C', A'(-6,0), B'(-3,6), C'(-1,0).

Let the rule of translation be

[tex](x,y)\rightarrow (x-a,y-b)[/tex]

where, a is horizontal shift and b is vertical shift.

If a>0, then the graph shifts a units left and if a<0, then the graph shifts a units right.

If b<0, then the graph shifts b units up and if b>0, then the graph shifts b units down.

It is given that A(-5,1) and A'(-6,0).

[tex]A(-5,1)\rightarrow A'(-5-a,1-b)[/tex]

[tex]A'(-6,0)=A'(-5-a,1-b)[/tex]

On comparing both sides, we get

[tex]-6=-5-a\Rightarrow a=1[/tex]

[tex]0=1-b\Rightarrow b=1[/tex]

The value of a is 1 and value of b is 1. So, the rule of translation is

[tex](x,y)\rightarrow (x-1,y-1)[/tex]

Therefore the triangle ABC translate 1 unit left and 1 units down to get the triangle A'B'C'.

840,007 rounded to nearest thousand

Answers

840,000 was the answer
800,000 dose this help you better

An election ballot asks voters to select two city commissioners from a group of four candidates. In how many ways can this be done?

Answers

Let n = 12
Let r = 6
Replace every n! with 12 and every r! with 6 and then do the math.
nCr = 12!/[(12 - 6)!*6!]
nCr = 479001600/(720)(720)
nCr = 479001600/518400
nCr = 924
There are 924 ways or combinations to select 6 city commissioners from a group of 12 candidates

Round 4,589 to the thousands

Answers

That would be 5,000.


5,000 is the answer to your question

what would (-2/3) squared be?

Answers

(-2/3)(-2/3)

Multiply the numerators: -2*-2=4
Multiply the denominators: 3*3=9

Final answer: 4/9

The equation of a line is X+3Y=14
what is the y-intercept of the line?

Answers

X+3y=14
-x. -x
3y=-x+14
Divide them all by 3
Y=-x/3+14/3
Y-intercept= 1/3

Answer:  The required y-intercept of the given line is [tex]\dfrac{14}{3}.[/tex]  

Step-by-step explanation:  We are given to find the y-intercept of the following equation of a line :

[tex]x+3y=14~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(i)[/tex]

The slope-intercept form of the equation of a line is given by

[tex]y=mx+c,[/tex] where m is the slope and c is the y-intercept of the line.

From equation (i), we have

[tex]x+3y=14\\\\\Rightarrow 3y=-x+14\\\\\Rightarrow y=-\dfrac{1}{3}x+\dfrac{14}{3}.[/tex]

Comparing the above equation with the slope-intercept form, we get

[tex]\textup{y-intercept, c}=\dfrac{14}{3}.[/tex]

Thus, the required y-intercept of the given line is [tex]\dfrac{14}{3}.[/tex]  

A model of a famous statue is 1 1/2 inches tall. The actual statues is 3 3/4 feet tall. What is the ratio of the height of the model to the height of the actual statue in simplest form?

Answers

Final answer:

The ratio of the height of the model to the height of the actual statue, once converted to the same units, is 1:30. The actual statue at 3 3/4 feet tall is equivalent to 45 inches, and the model is 1 1/2 inches tall.

Explanation:

To find the ratio of the height of the model to the actual statue, we must first make sure both measurements are in the same units. Since the model is given in inches, we will convert the actual statue's height from feet to inches. There are 12 inches in a foot, so:

3 3/4 feet = 3.75 feet x 12 inches/foot = 45 inches.

Now we can set up the ratio of the model to the actual statue:

1 1/2 inches / 45 inches.

First, convert 1 1/2 inches to an improper fraction, which is (1 x 2 + 1)/2 = 3/2 inches. Our ratio is thus:

(3/2) inches / 45 inches = 3/90 = 1/30.

The ratio in simplest form is 1:30.

In solving a jigsaw puzzle, a move consists of joining two clusters, including clusters of just one piece. What is the minimum number of moves required to complete a two-thousand piece jigsaw puzzle that is separated into individual pieces?

Answers

Solution: As always, try to find a way of looking at the problem that makes the solution simple. In this problem, regardless of the current state of the puzzle, a move consists of combining two clusters into a single cluster. Therefore every move reduces the number of clusters by 1. Since we begin with 2000 clusters (the single pieces) and end with 1 cluster, we need \[2000-1=\boxed{1999}\] moves to complete the puzzle.

Answer:

1999 moves are required.

Step-by-step explanation:

Given is - In solving a jigsaw puzzle, a move consists of joining two clusters, including clusters of just one piece.

This means exactly [tex]n-1[/tex] moves are required to solve a jigsaw puzzle with n pieces.

Here, n = 2000

So, moves will be = [tex]2000-1=1999[/tex]

Hence. 1999 moves are needed to solve the puzzle.

The cost to manufacture x number of chairs can be represented by the function C(x) = 36x. In this context, what does C(x) = 2268 mean?

Answers

C(x) = 2268 means that at $36 per chair, when purchasing 63 chairs it will cost $2,268

In the number 8,888.888, how does the 8 in the hundredths place compare to the 8 in the place to its left? A. The 8 in the hundredths place represents of what the 8 to its left represents. B. The 8 in the hundredths place represents of what the 8 to its left represents. C. The 8 in the hundredths place represents 100 times what the 8 to its left represents. D. The 8 in the hundredths place represents 10 times what the 8 to its left represents.

Answers

Final answer:

In the number 8,888.888, the 8 in the hundredths place is one-tenth of the value of the 8 in the tenths place, reflecting the structure of the decimal system where each place to the right of the decimal point is a tenth of the value of the position to its left.

Explanation:

When comparing the 8 in the hundredths place to the 8 in the tenths place (the place to its left), we need to remember that in our decimal numbering system, each place to the left is ten times greater than the place to its right. This is a fundamental property of the powers-of-ten notation, which our counting system is based on.

Therefore, the 8 in the hundredths place is one-tenth the value of the 8 in the tenths place. In other words, each 8 in the decimal part of the number 8,888.888 represents ten times less the value of the 8 to its immediate left. This reflects the structure of the decimal system, where each place to the right of the decimal point represents a fraction of 10 of the position to its left.

Learn more about decimal system here:

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Michael bought 0.44 pounds of sliced turkey. What is the value of the digit in the hundreths place

Answers

0.44....the digit in the hundredths place is 4....and since it is in the hundredths place, its value is 4/100 (four-hundredths)
0.44....the digit in the hundredths place is 4....and since it is in the hundredths place, its value is 4/100 (four-hundredths)

3 and 5/6 minus 2 and 3/4

Answers

The answer is 1.0833
The answer is 1 1/12

Which of the following is a rational number? (4 points)

A. square root of 1

B. square root of 2

C. square root of 3

D. square root of 4







Answers

D is the answer because you can write it as a fraction
D bc a rational number is any number that can be expressed as the quotient or fraction

0.5 is 10 times as great as

Answers

The answer is:  " 0.05 " .
____________________________
Explanation:
____________________________
Take  "0.5" and divide by "10" :

0.5 /10 = 0.05 .
____________________________
.5
because when you do .05 x 10 you get .50

What is the value of 7 + z ÷ 2, when z = 10?

Answers

7 + 10/2

7 + 5

12 is the answer to the problem

Answer:

the answer is 12 i did the test

Step-by-step explanation:

Is 8.17539... irrational or rational?

Answers

It's Irrational cause it's not a negative number a rational is. So jts a irrational

y= 4x-9
and y=x-3


Also using transitive property

Answers

y = 4x - 9 and y = x-3 so the two right sides (4x-9 and x-3) must be equal

4x-9 = x-3

Let's solve for x

4x-9 = x-3
4x-9+9 = x-3+9 ... add 9 to both sides
4x = x+6
4x-x = x+6-x ... subtract x from both sides
3x = 6
3x/3 = 6/3 ... divide both sides by 3
x = 2

If x = 2, then y is...
y = 4*x - 9 = 4*2-9 = 8-9 = -1
which can also be found by 
y = x-3 = 2-3 = -1

So overall x = 2 and y = -1

We have the ordered pair (x,y) = (2,-1)

43.586 to the nearest tenth

Answers

it would be 43.590 because 86 is closer to 90 but it is mainly 43.6
Hi there!

The answer is > 43.6

Hope this helps please mark brainliest.

One 747-airplane can carry 420 passengers. How many total passengers can three planes carry?

Answers

420•3= 1,260 passengers

In basketball some baskets worth two points others worth three points.in one game the ratio of three point baskets to three point tries for one team was 5:8 if team scored 60 points from three point baskets,how many three point tries did the team have?

Answers

5 actual baskets made and 8 3-point tries. The ratio is 5:8.
You can make a proportion as follows,
5/8=60/x
5 and 60 are equivalent since both are 3-point tries.
What times 5 will equal 60? 12.
So if you multiply 5*12 you will get 60. And if you multiply 8*12 you will get 96.
X=96.
The team tried 96 three-point baskets.
The team tried 96 three point baskets.
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