Deeno

The altitude (in feet) attained by a model rocket t seconds into flight is given by the function h(t) = -1/3t^3 + 4t^2 + 20t + 2,for t _> 2 a)Find the maximum altitude attained by the rocket. b)Why does it not make sense to use this function after t = 16...

If a company’s sales (in millions of dollars) for time t months is given by f(t) = 0.003t^3 + 0.5t^2 + 2t + 3 a. Find f'(t). b. Find f'(5). c. What does this tell you about the company’s position in the month of May (i.e.,t = 5)?

is it 225?

Yes Reiny you got the symbol right. I inserted it on MS Word, however when i posted it the symbol came out wrong. Thanks. The f or 0 _< t _< 10

After doing the button pushing the answer is 99.995 is that correct?