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insens350 [35]
2 years ago
11

Solve the equation by using square roots. n2-4=77​

Mathematics
1 answer:
Masteriza [31]2 years ago
8 0

Answer:

n=40.5

Step-by-step explanation:

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How do you do a dilation?
hoa [83]

Answer:

A dilation is a change in size of a shape

Step-by-step explanation:

to do a dilation you keep the angle measure of the angles of the shape the same while multiplying the length of the sides by the scale factor

5 0
3 years ago
What is the answer for this question 5 + (x^2 - xy) - 4
zzz [600]

Answer: x^2−xy+1

Step-by-step explanation:

simplify:

5+x^2−xy−4

5+x^2+−xy+−4

Combine Like Terms:

5+x^2+−xy+−4

(x^2)+(−xy)+(5+−4)

x^2+−xy+1

3 0
2 years ago
Need help with this question, much appreciated.
taurus [48]

Answer:

75 degrees

Step-by-step explanation:

1. Find angle J.

The outside angle and angle J are supplementary, which means they add up to 180 degrees.

180 - 130 = 50.

So angle J is 50 degrees.

2. The angles in a triangle add up to 180. Add up angles J and K and subtract that from 180

50 +65 = 105

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8 0
3 years ago
What is 1/8 divided by 2
erma4kov [3.2K]

Answer:

Divide: 2 : 1

8

= 2

1

· 8

1

= 2 · 8

1 · 1

= 16

1

= 16

Dividing two fractions is the same as multiplying the first fraction by the reciprocal value of the second fraction. The first sub-step is to find the reciprocal (reverse the numerator and denominator, reciprocal of 1

8

is 8

1

) of the second fraction. Next, multiply the two numerators. Then, multiply the two denominators.

In words - two divided by one eighth = sixteen.

SO FINAL ANSWER IS 16!!! HOPE THIS HELPS YOU mark me the brainliest if im correct

6 0
3 years ago
Read 2 more answers
What are two fraction equivalent to 9/10​
Anuta_ua [19.1K]
Two fractions equivalent are 18/20 & 27/30
4 0
3 years ago
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