M2412T1-ReviewF09 - Math 2412 Review for Test 1 Instructor:...

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Math 2412 Review for Test 1 Instructor: Ahmed Rashed Name (print) PART I : MULTIPLE CHOICE [?? problems, ? points each] Instructions: Choose one, and only one , answer for each question, and record your answer on the scantron sheet. Only the answers recorded on the scantron sheet will be graded Good luck. 1. F ( x ) = 8 < : 2 x 3 if x < 3 6 if x = 3 3 x 2 + 1 if x > 3 What is the value of F (1) F ( 4) + F ( 3) ? (a) 25 (b) 21 (c) 20 (d) 15 (e) 1 2. Given f ( x ) = x 3 2 x 2 7 : Find the Average Rate of Change , if x changes from 1 to 3. (a) 2 (b) 10 (c) 3 (d) 3 (e) 5 3. What is the inverse, f 1 ( x ) ; of the function f ( x ) = x 1 2 x + 3 ? (a) 2 x + 3 x 1 (b) 3 x + 1 1 + 2 x (c) 3 x + 1 1 2 x (d) 2 x + 1 2 x (e) x + 2 2 x + 1 4. Use f 1 range of f ( x ) = 1 3 x x 2 (a) R 2 g (b) R nf 1 = 3 g (c) R 3 g (d) R nf 3 g (e) R nf 2 g 5. Given f ( x ) = 1 x and f g ± ( x ) = x 3 x 2 + 7 x g (a) x 3 x + 7 (b) x + 3 x 7 (c) x 4 x + 3 (d) x 2 + 7 x (e) x + 7 x 3 6. What is the domain of the function f ( x ) = p 3 x x 2 16
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This note was uploaded on 10/07/2010 for the course MATH 2312 taught by Professor Garrett during the Spring '10 term at Richland Community College.

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M2412T1-ReviewF09 - Math 2412 Review for Test 1 Instructor:...

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