Question

Which value of a solves the equation?
a^-2 = 1/64

A) -32
B) 4
C) -16
D) 8

Answer 1

@alakara_kibo
@kelliegirl33

Answer 2

a^-2 = 1/64

1/a^2 = 1/8^2

a^2 = 8^2

now find a

Answer 3

@rizwan_uet I don't know what a is.

Answer 4

a is the parameter in your question

Answer 5

@rizwan_uet
Can't you just tell me?

Answer 6

a = 8 is your answer

Answer 7

well i was going to explain it but yes the answer is 8

Answer 8

a^2 = 8^2
a^2 = 64
a = sq rt 64
a = 8