When the ball hits the ground, the height is 0.
0 = 100 - 16t²
0 = (10 - 4t)(10 + 4t)
0 = 10 - 4t or 0 = 10 + 4t
4t = 10 or -4t = 10
t = 
or t = 
Time cannot be negative (unless you have a time machine) so disregard
Answer: t = 
= 2.5 seconds
Answer:
B. r=7.5
yan po ang correct answer
5a-9
I think this is the answer I am a little unsure of what the question is.
Answer:
C) (-6,0)(2,0)
For x-intercept, f(x) = 0:
Given:
Identify the dollar amount due on a sample of 49 credit cards.
The amount due on the next payment is any one of the averages that mode,median or mean can be used.
