Question

combine the expressions

Answer 1

\[2\sqrt{18x^3}-3\sqrt{8x^3}\]

Answer 2

\[got \sqrt{x}\]

Answer 3

can you show me your solution?

Answer 4

ops

Answer 5

is it \[-\sqrt{x}\]

Answer 6

still no...i'd like to see your solution..

Answer 7

you seem to be making a consistent mistake..but i dont know what..

Answer 8

okay wait

Answer 9

i'll try it again.. sorry

Answer 10

but really i think you're getting confused with something that's why you're making a consistent mistake...

Answer 11

its 0

Answer 12

right

Answer 13

It is indeed 0. They are equivalent expressions.

Answer 14

maybe its because i'm studying with my book by myself

Answer 15

\[2\sqrt{18x^3} = 6x\sqrt x\]
\[3\sqrt {8x^3} = 6x\sqrt x\]

Answer 16

You should still have the two under the radical there.

Answer 17

Same difference :]