Question

NEED HELP WITH MULTIPLYING RADICALS (PIC INSERTED)

Answer 1

pre-cal

Answer 2

I'm getting zero but i dont think it's right

Answer 3

can't be zero because all is positive

Answer 4

\[(\sqrt 3+3\sqrt 5)(9\sqrt 5+8\sqrt 3)\]
\[=\sqrt3\times 9\sqrt 5+\sqrt3\times 8\sqrt3+3\sqrt5\times 9\sqrt 5+3\sqrt5\times 8\sqrt3\] is a start

Answer 5

Do you still need help?

Answer 6

yes

Answer 7

did you see all that stuff i wrote up top? the four multiplications?

Answer 8

yea im working it out on paper right now

Answer 9

let us know what you get

Answer 10

okay