No. 2, 3, 4 Mohon bantuannya:))))))))))))

Nomor 3
[tex] = \sqrt[4]{a} \times \sqrt{a} \times \sqrt[3]{ {a}^{2} } \\ = {a}^{ \frac{1}{4} } \times {a}^{ \frac{1}{2} } \times {a}^{ \frac{3}{2} } \\ = {a}^{ \frac{9}{4} } \\ = \sqrt[4]{ {a}^{9} } [/tex]