Question

Simplify

(4^3√2+2√3)-(2^3√16-4√3)

Answer 1

\[(4^3\sqrt{2}+2\sqrt{3}) - (2^3\sqrt{16}-4\sqrt{3})\]?

Answer 2

yes

Answer 3

Well, I would first evaluate the 4^3 and 2^3

Answer 4

then?

Answer 5

What do you get?

Answer 6

I know, I said "I would" but I meant "you should" :-)

Answer 7

Next, I would look at the square roots and see if any of them can be directly evaluated, or factored. One of them can be.

Answer 8

6√3 right?

Answer 9

Um, no. What did you get for 4^3 and 2^3?

Answer 10

(4^3√2+2√3)-(2x2^3√2-4√3)

Answer 11

No, what is the value of 4^3 and 2^3? What is 4*4*4? What is 2*2*2?