Answer:
the height of the rock 3.2 seconds after it is propelled
Step-by-step explanation:
<u><em>The complete question is</em></u>
The function h(t) = –16t2 + 28t + 500 represents the height of a rock t seconds after it is propelled by a slingshot
Let
t------> the time in seconds
h----> the the height of a rock after it is propelled by a slingshot in meters
we know that
For 
Find the value of h(t)
therefore
h(3.2) represent the height of the rock 
seconds after it is propelled
see the attached figure to better understand the problem
Answer:
people cant mark you brainlest but you can mark people who answer your questions brainliest
Step-by-step explanation:
The answer is <span>13584.1129633 which simplified is 13584 :)</span>
The area is 38.5 cm square
The circumference is 22 cm
-8 - 5n = 64 + 3n
+5n +5n add 5n to both sides, 5n's cancel out on the left.
______________
-8 = 64 + 8n
-64 -64 subtract 64 on both sides, 64's cancel out on the right.
______________
-72 = 8n
___ ___ divide 8 on both sides, 8's cancel out from the right.
8 8
n= -9, final answer
