Question

Put the following radical expression into simplified form. Assume the variable represents a positive number.

Answer 1

\[\sqrt{\frac{ 36a^4 }{ 7 }}\]

Answer 2

I know 36=6 & a^4=a^2, but the square root of a^2 is a, sooooo?

Answer 3

so your numerator is just 6a^2
right ??
how will you eliminate square root in denominator ?
you've done this type of problem before...

Answer 4

multiply it by 6a^2

Answer 5

To eliminate the the square root of the denominator? :P

Answer 6

Oooh no, by 7, sorry

Answer 7

^^

Answer 8

42a/7

Answer 9

square root of 7

Answer 10

there's no 42

thats it!