How do you simplify #sqrt(512k²)#?
1 Answer
Oct 14, 2015
16√2k
Explanation:
First use the distributive property and split the root.
√512 x √k^2
So √k^2 = k
Since 512 is a cube number rather than a square number, if halved it's equal to 256.
So again split it...
√(256x2)
And now...
√256x√2
Therefore = 16√2k
