Question

NEED HELP, I will give 50 points to who ever can help. I need a step by step explanation for each question.

#1. -3x√75x^8
#2. √8/5
#3. 4√5+√20

Answer 1

Sry Im not sure how to explain the first one. The other two were easy becuase you can get the answer on a calculator

2. 1.26491 (just simplify in a calculator)

3.6√5 (use calculator)