Question

Solve using square roots

x^2-81=0

1. square root of -9, square root of 9
2.-81,81
3.-9,9
4. no real number solutions

Answer 1

snipars is love

Answer 2

snipars is life

Answer 3

\[x^2 = 81 = 9^2 = (-9)^2\]

Answer 4

\[x = 9~\rm or~-9\]

Answer 5

you're a god m8. thanks. ( ͡° ͜ʖ ͡°)

Answer 6

that did not turn out as planned

Answer 7

Do you understand the answer?

Answer 8

I was just kerfluzzeled about the question. it's all good now.

Answer 9

9. Seems as though the teacher would throw something harder in the homework though. She usually does make it a bit more challenging. though it is nice to get a break.

Answer 10

it's all ogre now.