Question

Simplify:

3 square root of 10 end root plus 7 square root of 15 end root minus 6 square root of 10 end root minus 4 square root of 15

3 square root of 10 end root minus 3 square root of 15

3 square root of 15 end root minus 3 square root of 10

3 square root of 30 end root minus 3 square root of 20

3 square root of 20 end root minus 3 square root of 30

Answer 1

will give medal to who ever solves it

Answer 2

@RyGuy

Answer 3

\[3\sqrt{10}+7\sqrt{15}-6\sqrt{10}-4\sqrt{15}\]
is that it?

Answer 4

well first combine like terms so you get:
\[-3\sqrt{10}+3\sqrt{15}\]
which is \[3\sqrt{15}-3\sqrt{10}\]
thats the second choice

ANSWER: SECOND CHOICE