SOLUTION: Can someone help me with this problem please If a rocket is propelled upward from ground level, its height in meters after seconds is given by h = -9.8t^2 + 88.2. During what in

Question 161580: Can someone help me with this problem please
If a rocket is propelled upward from ground level, its height in meters after seconds is given by h = -9.8t^2 + 88.2. During what interval of time will the rocket be higher than 176.4 m?
a. 3 < t < 6
b. 6 < t < 6
c. 0 < t < 3
d. 6 < t < 9
Answer by oscargut(2103) (Show Source): You can put this solution on YOUR website!
I think (you did not put the last t)
you have to solve the following inequality:

then

then
Answer: correct option is a)

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