Math 115 Review Exam Questions with 100% Correct Answers
Math 115 Review Exam Questions with 100% Correct Answers Find the Domain: (x^2-30x)/5x - {x|x is ARN and x≠0} Find the Domain: (1-7x)/(x^3-4x^2-45x) - {x|x is ARN and x≠9, x≠-5, x≠0} Simplify the rational expression: 4x-20 / 5-x - -4 Simplify the rational expression: x^2+11x+30 / x^2+12x+36 - x+5 / x+6 Solve: Find f(-3), f(x)=x^2-6 / x^3+4x - -1/13 A company that produces computer printers has costs given by the function C(x)=20x+15,000, where x is the number of the computer printers manufactured and C(x) is measured in dollars. The average cost t
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