Jonah is purchasing a car that is on sale for 15% off. He knows the function that represents the sale price of his car is c (p) = 0.85p, where p is the original price of the car. He also knows he has to pay 9% sale's tax on the car. The price of the car with tax is f (c) = 1.09c, where c is the sale price of the car. Determine the composite function that can be used to calculate the final price of Jonah's car by solving for f[c (p) ].
answers
A. f [c (p) ] = 0.9265cp
B. f[c (p) ] = 0.9265p
C. f [c (p) } = 1.94cp
D. f [c (p) ] = 1.94p
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