posted by Sally .
How do you simplify this expression, assuming all variables are positive?
The carrot symbol represents exponents.
It is a^1/2 and b^1/3, just so you know.
Square each term in the parenthesis.
3^2 = 9
(a^1/2)^2 = a
(b^1/3)^2 = b^2/3
Put it all together: 9 a b^2/3
I hope this helps.