Question

Evaluate q2 − 10 if q = -5.

Answer 1

Is q squared?

Answer 2

yes

Answer 3

Okay so if you quare -5 its the same as squaring 5 because 2 negatives cancel out. So what is 5^2?

Answer 4

10

Answer 5

No when you square a number, you times it by itself. So it 5^2 is 5*5

Answer 6

>.< my bad 25

Answer 7

Like if you have 6^2 it would be 6*6 if you had 8^2 it would be 7*7 or like 8^4 would be 8*8*8*8

Answer 8

Okay so now all you have is 25-10.

Answer 9

15 yay :D thank you

Answer 10

You're welcome!