F(x)=-5t^2+20t+60
Divide everything by -5
f(x)=t^2-4t-12
(t-6)(t+2)
Set it up to zero
t-6=0. t+2=0
t=6. t=-2
Since you can’t have negative seconds, the answer is 6 seconds
Answer:
A≈2463.01
Step-by-step explanation:
A=4πr^2 is the formula for a sphere, r being radius
The right answer is congruent and complementary because they both are different from each other and different causes
If he makes 15 out of 25 free throws then his shooting percentage will be 60%.
To figure it out just put 11 divided by 25 in your calculator and get .44 which is 44%. keep going up in numbers until you get .6 percent or 60 percent
Answer:
D
Step-by-step explanation:
