Question

What is the simplified form? (4/7)^3 a. 343/64 b. 21,952 c. 407 d. 64/343

Answer 1

=(4/7)^3

=(4/7)*(4/7)*(4/7)

=4*4*4 / 7*7*7

=4^3 / 7^3

=64/343

Answer is D.

Answer 2

$( \frac{4}{7} )^{3} = \frac{4^{3} }{ 7^{3}} = \frac{4*4*4}{7*7*7} = \frac{64}{343}$

The answer is D.