Answer:
28
Step-by-step explanation:
sry if I'm wrong although I used calculator
<span>D.The model predicts that for each additional degree that the high temperature is above 70°F, the total number of cones sold increases by 3.7.</span>
What I believe they are asking is to find which of those is the simplified quadratic formula. The quadratic formula is -b (plus or minus) (√b²-4ac) all divided by 2a.
This formula works when the equation is set up as ax²+bx+c
Answer:
330
Step-by-step explanation:
F(x) = -5 x + 10
Then
f(-2) = -5(-2) + 10
= 10 + 10
= 20