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Increasing and decreasing functions Find the intervals on which f is increasing and decreasing.
38.
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Calculus: Early Transcendentals, 2nd Edition
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Thomas' Calculus: Early Transcendentals (14th Edition)
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Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (4th Edition)
University Calculus: Early Transcendentals (4th Edition)
- f(=) - +4.5z- 12z -3 a) Find the first and second derivatives. f(=) 3D f"(=)%3D b) Identify the graph that displays f in blue and f" in red. ? V A. B. D. c) Using the graphs of f and f" indicate where f is concave up and concave down. Give your answer in the form of an interval. NOTE: When using interval notation in WeBWork, remember that: You use INF for oo and -INF' for And use U for the union symbol. Enter DNE if an answer does not exist. fis concave up on is concave down onarrow_forwardFunctionarrow_forwardFind the intervals where the function is increasing or decreasing . Use a sign chart to organize your analysis. #4arrow_forward
- Viewing Saved Work Revert to Last Response 5. DETAILS LARCALCET7 4.R.026. Find the open intervals on which the function is increasing or decreasing. (Enter your answers using interval notation. If an answer does not exist, enter DNE.) f(x) = sin(x) + cos(x), 0arrow_forwardQuestion in picturearrow_forwardAnswer Formats -4 • Type your answers in interval notation. • Use -INF and INF to denote -∞ and ∞o. . Enter NONE if it is not positive / negative. • If there is more than one interval, type your answer as a comma separated list. For example: (a₁, b₁), (a₂, by). Part 1: The First Derivative Find the open interval(s) on which f'(x) is positive / negative. Type your answers using interval notation. 1. f'(z) is positive: 2. f'(z) is negative: Part 2: The Second Derivative Find the open interval(s) on which f"(z) is positive/negative. Type your answers using interval notation. 1. f"(z) is positive: 2. f" (x) is negative: Note: You can click on the graph to enlarge the image. -3 -2 -1 f(x) یہ 4 3 2 1 -1 -2 -3 1 2 Iarrow_forwardall parts -- homework helparrow_forwardnts cal 38 Let f be the function given by f(x) = 4 cos x. As shown below, the graph of f crosses the y-axis at point P (0, 4) and the x-axis at point Q (,0). Find the x-coordinate of the point on the graph of f, between points P and Q, at which the line tangent to the graph of f is parallel to line PQ. -TT/4 --2- 0 -2- TT/4 Q TT/2 3TT/4arrow_forwardsolve thisarrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
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