Use the law of exponents to rewrite 4^-3

4^-3 = 1/64

Step-by-step explanation:

Rule for negative exponents:

Indicates a reciprocal.

b^-n = 1 / b^n

So...

4^-3 = 1 / 4^3

       = 1/64

I hope this helps :)

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5

1 + (6 / x - 1)

step-by-step explanation:

divide using polynomial division.