Question

What is the exact value of the expression √12 + √50 - √48 ? Simplify completely.

√14

5√2 - 2√3

25√2 - 12√3

√50 - √12

Answer 1

I got 2√3 + 5√2 - 4√3. .

Answer 2

but which one

Answer 3

Oh, I didn't know those were the choices. :P But it should be be 5√2 - 2√3.

Answer 4

yea, that's what i got

Answer 5

ok thanks

Answer 6

\[\sqrt{12}=\sqrt{4}\sqrt{3}=2\sqrt{3}\]\[\sqrt{50}=\sqrt{25}\sqrt{2}=5\sqrt{2}\]\[\- sqrt{48}=-\sqrt{16}\sqrt{3}=-4\sqrt{3}\]

Answer 7

Combining similar radicands getting:\[5\sqrt{2}-2\sqrt{3}\]