Question

Subtract the following radicals: 6√8 - 4√2
A. 6
B. 6√2
C. 8
D. 8√2

Answer 1

we have :
6√8 = > 8=2^3 =>√8 = 2√2 .so 6√8=8√2
we have :
8√2 -4√2=4√2
Got it ?

Answer 2

is \[4\sqrt{2}\] the answer?

Answer 3

@sione

Answer 4

Yes

Answer 5

did you see the answers above?

Answer 6

again :
we have :
6√8 - 4√2=6√8 - 2√8=4√8
and can say :
4√8 =6√2
I had a small fall !
The answer is 6√2 .