Question

Can someone people help me on this:?!
Evaluate: I will put them in comments!

Answer 1

1. \[\sqrt[3]{-27}\]

2. \[\sqrt{(-5a)^2}\]

Answer 2

first one, look for the number whose cube is \(-27\), i.e. think of an \(x\) where \(x^3=-27\)
the answer should come to you

Answer 3

second one, square root of anything squared is the absolute value of anything , i.e.
\[\sqrt{x^2}=|x|\]