Question

What is the following difference? 11 sqaure root 45 - 4 sqaure root 5

Answer 1

29√5.

Explanation:

11 √45 - 4√5

= 11* √9 * √5 - 4√5

= 33√5 - 4√5

= 29√5

Answer 2

29√5

Explanation:

11√45 - 4√5

So first simplify the first square root:

33√5

33√5 - 4√5 = 29√5