Question

Solve and explain: (7^-2)^3

Answer 1

First, do -2 x 3

and that will equal -6,

so your answer will be 7^-6

if you also want to solve 7^-6

it will be.... (Look at the photo)

Answer 2

>> Answer

__________

$\:$

$({7}^{ - 2} ) {}^{3} = ...$

$= {7}^{ - 2 \times 3}$

$= {7}^{ - 6}$

$= \frac{1}{ {7}^{6} }$

$= \bold{\frac{1}{117.649}}$