MAC_1147_Fall_11_Exam_1_Review

MAC_1147_Fall_11_Exam_1_Review - MAC 1147 Fall 11 Ref:...

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Unformatted text preview: MAC 1147 Fall 11 Ref: 637049 Mr. Guillen Exam 1 Review Exam 1 will be on 09/07/11 and covers the following sections: 1.2, 1.6, 2.1, 2.3, 2.4, 3.2, 3.3. Evaluate as requested. 1) Given that f(x) = x 2- 2x + 5, find f(- 2). 1) 2) Given that f(x) = x 11 - x , find f - 1 5 . 2) Find the value for the function. 3) Find f(2) when f(x) = x 2- 7 x + 1 . 3) 4) Find f(2) when f(x) = x 2 + 8x . 4) Find the domain of the function. 5) f(x) =- 9x - 5 5) 6) f(x) = x 2 + 8 6) 7) f(x) = x x - 7 7) 8) f(x) = 1 x 2 + 4x - 21 8) 9) g(x) = x x 2- 64 9) 10) h(x) = x - 3 x 3- 16x 10) 11) f(x) = x x 2 + 4 11) 12) f(x) = x 4- 3x 3 + 2 3x 2- 13x - 30 12) 13) f(x) = 12 - x 13) 14) f(x) = 9 - x 14) Find the domain and range of the function represented in the graph. 15) x 1 2 3 4 5 6 7 8 9 y 9 8 7 6 5 4 3 2 1 x 1 2 3 4 5 6 7 8 9 y 9 8 7 6 5 4 3 2 1 15) 16) x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 16) 17) x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 17) 18) x-2- 2 y 4 3 2 1-1-2-3-4 x-2- 2 y 4 3 2 1-1-2-3-4 18) 19) x-2- 2 y 4 3 2 1-1-2-3-4 x-2- 2 y 4 3 2 1-1-2-3-4 19) 20) x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 20) 21) x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 x-6 -5 -4-3 -2 -1 1 2 3 4 5 6 y 6 5 4 3 2 1-1-2-3-4-5-6 21) Solve the inequality and graph the solution set. 22)- 3x - 2 >- 4x - 3 22) 23) 15x + 18 > 3(4x + 14) 23) 24) 3 5 x - 7 5 < 22 3 24) 25)- 2(4x - 6) <- 10x + 4 25) 26) 2x + 5 4 < 27 8 26) Solve and give interval notation for the solution set. Then graph the solution set. 27)- 7 < 5b + 3 ≤ 13 27) 28) 4 <- 5x + 4 ≤ 24 28) 29) 1 ≤ 5 2 x - 4 < 11 29) 30)- 4x + 1 ≥ 9 or 3x + 3 ≥- 9 30) 31) 1 - 4x ≥ 8 or 1 - 4x < 4 31) 32) x + 6 <- 1 3 or x + 6 > 1 3 32) Determine the intervals on which the function is increasing, decreasing, and constant. 33) x-10 10 y 10-10 (-1, 0) x-10 10 y 10-10 (-1, 0) 33) 34) x-10 10 y 10-10 x-10 10 y 10-10 34) 35) x-5 -4 -3 -2 -1 1 2 3 4 5 y 5 4 3 2 1-1-2-3-4-5 x-5 -4 -3 -2 -1 1 2 3 4 5 y 5 4 3 2 1-1-2-3-4-5 35) 36) x-5 -4 -3 -2 -1 1 2 3 4 5 y 5 4 3 2 1-1-2-3-4-5 x-5 -4 -3 -2 -1 1 2 3 4 5 y 5 4 3 2 1-1-2-3-4-5 36) Graph the function. 37) f(x) = 3 - x, for x ≤ 2, 1 - 2x, for x > 2 x-10-5 5 y 10 5-5-10 x-10-5 5 y 10 5-5-10 37) 38) f(x) = 5 - x, for x ≤ 2, 1 - 3x, for x > 2 x-10-5 5 y 10 5-5-10 x-10-5 5 y 10 5-5-10 38) 39) f(x) = x + 2, for x > 0, 3, for x ≤ x-6-4-2 2 4 6 y 6 4 2-2-4-6 x-6-4-2 2...
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This note was uploaded on 12/04/2011 for the course MAC 1147 taught by Professor Staff during the Fall '08 term at Miami Dade College, Miami.

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MAC_1147_Fall_11_Exam_1_Review - MAC 1147 Fall 11 Ref:...

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