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

well first combine like terms so you get:
−310−−√+315−−√

which is
315−−√−310−−√

thats the second choice

ANSWER: SECOND CHOICE

Answer 2

Thank you

Answer 3

No need :)