Question

Simplify

8² x 4°
Give your answer in the form 2ª where a is an integer.
Show each stage of your working clearly.

Answer 1

Answer: a = 6

1. Let’s change 8 and 4 into power of 2:


`image`

So
`8^(2) * 4^(0) = 2^(6)`, so a is equal to 6.

Hope this helps!