An object is dropped from the top of a 100m high tower. Its height above the ground after t sec is h(t) = 100 − 4.9t^2 m. How fast is it falling 2 sec after it is dropped?

Intermediate Algebra
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ISBN:9780998625720
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Chapter10: Exponential And Logarithmic Functions
Section10.5: Solve Exponential And Logarithmic Equations
Problem 10.87TI: Researchers recorded that a certain bacteria population grew from 100 to 500 in 6 hours. At this...
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An object is dropped from the top of a 100m high tower. Its height above the ground after t sec
is h(t) = 100 − 4.9t^2 m. How fast is it falling 2 sec after it is dropped? 

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