Question

Which is the following sum in simplest form sq rt 8 +3 sq rt 2+ sq rt 32

Answer 1

Explanation:

`√(8) = √(2*2*2)=2* √(2) = 2√(2)\\\\ √(32) = √(2* 2 * 2 * 2 * 2) = 2*2* √(2) = 4√(2)\\\\ √(8)+3 √(2) + √(32) = 2√(2) + 3√(2) + 4√(2)\\\\`

`= (2 + 3 + 4) √(2)\\\\= 9√(2)`