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What is the area of a pizza with a radius of 40 cm leave the answer in terms of π to find your exact answer 40π cm² 1600π cm² 800π cm² 80π cm² π=pi

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.