Question

$(625)^{0.16}\times(625)^{0.09}=?$

• A. 5
• B. 125
• C. 625
• D. 25

Answer 1

Answer:

A. 5

$(625)^{0.16}\times(625)^{0.09}$

$=(625)^{0.16+0.09}$

$=(625)^{0.25}$

$=625^{1/4}$

$=(625^{1/2})^{\frac{1}{2}}$

$=(25)^{\frac{1}{2}}$

=5