Algebra9

Algebra9 - MAT 112 Final Exam Spring 2007 N \ A-.~ \ 1\)&\...

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MAT 112 Final Exam Spring 2007 N\ A-.~ \ 1\)&\ LA May 7, 2007 Instructions: Do not open this booklet until you are told to do so. Show all work required to solve the problems. Incorrect answers not supported by work will receive no partial credit. You may use a calculator on any part of the exam, but you may not share a calculator with another student. If you have any questions, ask one of the proctors. Printed name: _ Signature: Part: Points Possible Points Earned: I 40 II 30 III 30 TOTAL 100
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PART I 1. a. (3 pts) State the commutative property and illustrate with an example. b. (3 pts) Simplify the following expression (show all your work): -7x + 8(x - 2y) + 6y c. (4 pts) Simplify (show your work): 2. Consider the table to the right: a. (2 pts) Is this function linear? x y = f(x) 0 10 2 6 4 2 6 -2 8 -6 b. (2 pts) What is the value f(6)? c. (2 pts) For what values of x is f(x) < 2? d. (4 pts) Find an equation of this function?
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3. Write an equation of the line with the given characteristics:
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This note was uploaded on 02/18/2011 for the course MAT 112 taught by Professor Rosenthal during the Spring '11 term at NYU.

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Algebra9 - MAT 112 Final Exam Spring 2007 N \ A-.~ \ 1\)&\...

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