Question

Simplify \[3\sqrt{10}+7\sqrt{15}-6\sqrt{10}-4\sqrt{15}\]

Answer 1

i got \[3\sqrt{15}-3\sqrt{10}\]??

Answer 2

@Directrix

Answer 3

You are correct. Good job!

Answer 4

Are those numbers in front of the radicals supposed to be index numbers?

Answer 5

no, they are multiplying it by the radical

Answer 6

Okay, you are combining like terms then.

Answer 7

Yes, what you got is correct.

Answer 8

yup

Answer 9

OK thanks guys :)