Question

a4(a-1)(a3)
A.a7
B.a6
C.a-12

Answer 1

is your question

\[a^4\times a^{-1}\times a^3\]

here is a help.... the index law for multiplying the same base

\[x^a \times x^b = x^{a + b}\]

use the law to get your answer.

Answer 2

thank you very much