What is 114% of 3200? Round to the nearest hundredth.
2 answers:
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Answer:
The coin was thrown from 448 feet
Time to hit the ground is 7 seconds
Step-by-step explanation:
Given
Solving (a): Height when coin is thrown
At this point t = 0
So, we have:
Solve expressions in the brackets
<em>Hence, the coin was thrown from 448 feet</em>
Solving (b): Time to hit the ground
At this point, h = 0.
So, we have:
Reorder
Divide both sides by -16
This gives:
or
or
Since, time can't be negative;