Please help I don’t understand Combine like terms to simplify the
expression below.
3g - 89 + 4
[?]9 + [
=
Enter the number that goes in the green box.

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.