Answer:

Step-by-step explanation:

The radical symbol when used for a square root means the non-negative square root. You cannot state that sqrt(x^2) = x because x may be negative. That is why you need use the absolute value symbol.
Answer:
0.00175644028
Step-by-step explanation:
3/1708
Answer:
(-x)(x^2 + 4x + 5)
Step-by-step explanation:
You have to factor out the -x from the rest of the expression.
It is a 60% decrease. If you multiply 200 by 60% or .60, you get 120 g
He can get 2 toppings on his pizza because 20-14=6 and 2*3=6