Question

simplify
(4x)^-3
(4x)^-3=____

Answer 1

how do you think it ?

Answer 2

what?

Answer 3

to simplifie this ...

Answer 4

so if you know that

a^(-1) = 1/a

so than what you will get in this case ?

Answer 5

is it 64?

Answer 6

sure ?

Answer 7

do you know what the answer is?

Answer 8

i know it but you need to solve it and i like help you

Answer 9

ok

Answer 10

is it 64x

Answer 11

why ?

Answer 12

so you know that

a^(-1) = 1/a

Answer 13

so than

(4x)^(-3) = 1/(4x)^3

yes ?

Answer 14

and you know again that

(4x)^3 = 4^3 *x^3

ok ?

Answer 15

4^3 = ?

Answer 16

so than (4x)^(-3) = 1/(4x)^3 = 1/(64x^3)

ok ?

Answer 17

ok

Answer 18

so the answer is 64^3?