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:
E
Step-by-step explanation:
[tex]\sqrt[4]{a^9}=(a^9)^{\frac14}=a^{9\cdot\frac14}=a^\frac94[/tex]
Only possible answer here is (E) by considering
[tex]a^2\cdot\sqrt[4]{a}=a^2\cdot a^{\frac14}=a^{2+\frac14}=a^{\frac94}[/tex]