An object is dropped from a height of 1700 ft above the ground. The function h=-16t^2+1700 gives the object’s height h in feet during free fall at t seconds.
a. When will the object be at 1000ft above the ground?
b. When will the object be 940ft above the ground?
c. What are a reasonable domain and range for the function h?

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t=(close to) 1.654 is what I got a.

I got t = 6.614
-16t^2 +1700 = 1000
-16t^2 = -700
t^2 = 43.75
then take square root of both sides

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