In Exercises 91–96, the graph of a derivative
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- Suppose f and g are the piecewise-defined functions defined here. For each combination of functions in Exercises 51–56, (a) find its values at x = -1, x = 0, x = 1, x = 2, and x = 3, (b) sketch its graph, and (c) write the combination as a piecewise-defined function. f(x) = { (2x + 1, ifx 0 g(x) = { -x, if x 2 8(4): 51. (f+g)(x) 52. 3f(x) 53. (gof)(x) 56. g(3x) 54. f(x) – 1 55. f(x – 1)arrow_forwardIn Exercises 65–70, use the graph of f to find each indicated function value. y = f(x) 65. f(-2) 66. f(2) -5 -4--2 2 4 5 67. f(4) 68. f(-4) 69. f(-3) 70. f(-1)arrow_forwardI need help with these practice problemsarrow_forward
- sketch the graph of the function.arrow_forwardExercises 135 and 136: Find f(x) = a(x – h) + k so that f models the data exactly. 135. 2 3 5-1-3-1 5 136. * -2-1 2 4 2 -4 -14 2.arrow_forwardThink About It In Exercises 73–78, the graph of f is shownin the figure. Sketch a graph of the derivative of f. To print anenlarged copy of the graph, go to MathGraphs.com.image3arrow_forward
- Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage