The price of a particular crop per bushel at time t (in months) is approximated by

f(t)=5+0.005t+0.05e^t.

What is the percentage rate of change of f(t) at

t=0?

t=1?

t=2?

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Part 1

The price of the crop is expected to change at a relative rate of

enter your response here%

per month when

t=0.