What is the square root of 50 + square root of 18?

1 Answer
Jul 9, 2018

82

Explanation:

50 is the same thing as 252, and 18 is the same as 92. Writing the radicals in this way allows us to factor out a perfect square.

We have:

252+92

Which simplifies to

52+32

Since these both have 2 as a factor, we can add them to get

82

Hope this helps!