SOLUTION: 4. The polynomial function I(t) = -0.1t2 + 1.9t represents the yearly income (or loss) from a real estate investment, where t is time in years after 1970. During what year is the m
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Question 879530: 4. The polynomial function I(t) = -0.1t2 + 1.9t represents the yearly income (or loss) from a real estate investment, where t is time in years after 1970. During what year is the maximum income occur?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
I(t) = -.1(t - 9.5)^2 + 9.025
1970 + 9.5 = 1980, the maximum income occur
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