Answer:
slope equals 2
Step-by-step explanation:
graph points and calculate rise over run
The equation is:
h ( t ) = - 16 t² + 60 t + 3
The toy rocket will reach the ground when: h ( t ) = 0
- 16 t² + 60 t + 3 = 0

t 1 = - 0.05
t 2 = 3.8
Answer:
C ) 3.80 s
$ 3042
Explanation
we need to use the formula:

Step 1
a)let

b) now, replace

therefore, the answer is
$ 3042