anonymous one year ago Which of the following is a rational number? square root 15 square root 16, square root 21, square root 22 square root 15 square root 16 square root 21 square root 22

1. steve816

A rational number is any number that can be written as a ratio of 2 integers.

2. steve816

In this case, square root of 16 is the only number that can be written as an integer.$\sqrt(16)=4$

3. steve816

So the answer would be the 2nd choice :)

4. anonymous

Which expression is equivalent to g^−m ÷ g^n?

5. anonymous

help plzzz @steve816