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The graph of f(x) = cosx is reflected about the x-axis, vertically stretched by a factor of 3, and has a period of 47 to create g(x). Which of the following could represent this new function?

The graph of f(x) = cosx is reflected about the x-axis, vertically stretched by a factor of 3, and has a period of 47 to create g(x). Which of the following could represent this new function?

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter4: Calculating The Derivative
Section4.CR: Chapter 4 Review
Problem 16CR
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4. . The graph of f(x) = cosx is reflected about the x-axis, vertically stretched by a factor of 3, and has a period of 47 to create g(x). Which of the following could represent this new function? A. S(x) = -cos(2x) C. S(x) = 3cos(-x) = -3cos(-x) D. √(x) = cos(-2x) B. f(x) = -3cos
Transcribed Image Text:4. . The graph of f(x) = cosx is reflected about the x-axis, vertically stretched by a factor of 3, and has a period of 47 to create g(x). Which of the following could represent this new function? A. S(x) = -cos(2x) C. S(x) = 3cos(-x) = -3cos(-x) D. √(x) = cos(-2x) B. f(x) = -3cos
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