Answer:
A) {-1,2}
Step-by-step explanation:
square both side of the equation. Then:
x+2=x^2
simplify:
x^2-x-2=0
factor:
(x+1)(x-2)=0
then:
x=-1, x=2
Answer:
12 weeks
Step-by-step explanation:
Given: a rectangleis given .
Find : equation of flower garden represents the blue point.
Explanation:
the center of the circle is

and the radius of the circle is 60 feet.
so the equation of the folwer garden will be .
Answer:
220 or 90
Step-by-step explanation: