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:
1
Step-by-step explanation:
The question seems incomplete so rounding to the nearest whole number I’m guessing your answer is 1
B.Sometimes True
C.Never True
Answer:
A
It is always true that:
rational number + rational number = rational number.
The answer is option A.
Answer:
a
Step-by-step explanation:
100%