Question

Please do this question fast its ans is 25

Answer 1

√5^n = 125

5^n/2 = 5^3

n/2 = 3

n = 6

5^n√64

= 5 ^ 2

25.

Hope it helps you......♡♡♡♡

Answer 2

$\sqrt{5 {}^{n} } = 125 \\ = > 5 {}^{n} = (5 {}^{3} ) {}^{2} \\ = > 5 {}^{n} = 5 {}^{6} \\ = > n = 6 \\ now...... \\ 5 {}^{ \sqrt[6]{64} } \\ = 5 {}^{ \sqrt[6]{2 {}^{6} } } \\ = 5 {}^{2} \\ = 25$

option (a)25