A.) A linear function y=f(x) satisfies f(2)=1 and f(-2)=5: Find the function of f(x), find the values f(9) and f(14), find the value of x such that f(x)=-10
B.) A math exam was linearly scaled so that the actualy low score of 30 became a 55 and the actual high score of 80 became 95. Express the scaled score as a function of the actual score (find equation); what's judy's scaled score if her actual score is 71?; if rob's scaled score is 89, what was his actual score?
C.) A car purchased in 1999 was $35,000. Now has a bluebook value of $12,000 in 2006. Assuming that the depreciation in the value occurs at a constant rate, construct a function that will give the value of the car as a function of years since its purchase. Also, how many yrs did it take for the car to depriciate to a value of $20,000? What will the value of the car be in 2008?
2006-10-05
10:46:33
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5 answers
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sunny_cherries2323
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