Question

Please help!!

4 (root) a^9= what

A 36a
B a^3
C a^5
D a^36
E (a^2)4 root (a)

Answer 1

E

Explanation:

`\sqrt[4]{a^9}=(a^9)^(\frac14)=a^(9\cdot\frac14)=a^\frac94`

Only possible answer here is (E) by considering

`a^2\cdot\sqrt[4]{a}=a^2\cdot a^(\frac14)=a^(2+\frac14)=a^(\frac94)`