Question

Simplify : a^4(a^-1)(a^3)
a. a^7
b. a^12
c. a^6

Answer 1

Use these two rules:
\[\huge x^{a} \times x^{b} = x^{a + b}\]\[\huge x^{-a} = \frac{1}{x^{a}}\]

Answer 2

Would it be C?

Answer 3

Yes :)

Answer 4

Thanks! @Calcmathlete

Answer 5

np :)