Question

How do you simplify `4^-1 + 2^-1 / 3^-1`?

Answer 1

=`1/4 +1 1/2 = 1 3/4`

Explanation:

Use the law of indices which states: `x^-1 = 1/x`
Make all the indices positive.

`4^-1 + 2^-1/3^-1`

=`1/4 + 3/2`

=`1/4 +1 1/2 = 1 3/4`