Question

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!

Simplify.

Answer 1

The answer is c because you had to simplify the roots in order to get your answer it’s basic math

Answer 2

Answer:
`\bold{C)\ 15\sqrt2}`

Explanation:

Simply each radical (groups of two factors on the side, make one factor on the outside). Then add the like terms (same radical).

`√(8)+√(98)+√(72)\\\\=√(2\cdot 2\cdot 2)+√(2\cdot 7\cdot 7)+√(2\cdot 6\cdot 6)\\\\=2√(2)+7√(2)+6√(2)\\\\=(2+7+6)\sqrt2\\\\=15\sqrt2`