Question

What is the simplified form of the following expression?

5 StartRoot 8 EndRoot minus StartRoot 18 EndRoot minus 2 StartRoot 2 EndRoot
2 StartRoot 2 EndRoot
5 StartRoot 2 EndRoot
9 StartRoot 2 EndRoot
15 StartRoot 2 EndRoot

Answer 1

The answer is 5√2

Explanation:

Let's simplify the following expression:

5√8 - √18 - 2 √2

5√4 * 2 - √9 * 2 - 2 √2 (√8 =√4 * 2 and √18 = √9 * 2)

5* 2√2 - 3√2 - 2 √2

10√2 - 3√2 - 2 √2

5√2

Hope this helps!