Answer:

Step-by-step explanation:
We want to simplify:

We rewrite as:

We split the radical sign to obtain:

Simplify the square root for the perfect squares to get:

Therefore the simplified form is: 
5+4+2(-3)+7+(-5)
or
5+4+2-3+7+(-5)?
Answer: c
Step-by-step explanation:
just did on edg :) got a 100%
Answer:
6x x 6x
Step-by-step explanation:they are all actually like terms so just add then together and the multiply this
Answer:
radius r = 7.5 km
diameter d = 15 km
circumference C = 47.1238898 km
area A = 176.714587 km2
Step-by-step explanation:
math