Answer:
4x+12/x^2+9
Step-by-step explanation:
Perimeter
x+3+x+3+x+3+x+3
Area
(x+3)(x+3)
Answer:
a number which produces a specified quantity when multiplied by itself.
Step-by-step explanation:
7 is a square root of 49"
-16t^2 + 25t + 8 = 10
-16t^2 + 25t - 2 = 0
t = 1.48 seconds