This indicates that 5/2 is less than -1 on the number line.
Factoring, you have
h(t) = -16(t^2 -2 -8) = -16(t -4)(t +2)
The ball hits the ground when h(t) = 0, so
0 = -16(t -4)(t +2)
t = 4 or -2
The positive solution is the one of interest.
It will take 4 seconds for the ball to hit the ground.
Answer:
1. 10m
2. 18 ft
Step-by-step explanation:
These are just ratios. They are both essentially doubling
Answer:
True
Step-by-step explanation:
Answer:
6.00037 x 10^6
Step-by-step explanation:
6000370 in scientific notation
= 6.00037 x 10^6