Question

Simplify the following radicals. 1. √16 2. √17 3. √18 4. √19 5. √20

Answer 1

Explanation:

`1) √(16)= √(4*4)=4\\\\\\2) √(17)`

This is the simplest form as 17 is a prime number.

`3) √(18)= √(2*3*3) = 3 √(2)\\\\\\4) √(19)`

19 is a prime number. so it is the simplest form.

`5) √(20)= √(2*2*5)=2 √(5)`