3.06, 3 1/6, 3 3/4, 3.8.
Hope that helps.
Answer:
y = -3, -4
Step-by-step explanation:
Formula is (b/2)^2
So...
(y+7/2)^2 - 1/4 = 0
Add 1/4 to each side
(y+7/2)^2 = 1/4
Square root...
y+7/2 = +-1/2
Add
y = -3, -4
Plugging in x=-2, you get:
2(-2)^2+5(-2)=2*4-10= -2
Therefore, f(-2)= -2
Answer: A = 112km^2
Explanation:
A = L x W
A = 14km x 8km
A = 112km^2