Function g is related to a parent function f(x) = sin (x).
?
g(x) = sin (2x - ?)
?
Describe the sequence of transformations from f to g.
?

A. g(x) is obtained by a horizontal shrink of 2, and one cycle of g(x) corresponds to the interval .
B. g(x) is obtained by a vertical shrink of 2, and one cycle of g(x) corresponds to the interval .
C. g(x) is obtained by a vertical shrink of 2, and one cycle of g(x) corresponds to the interval [?, 3?].
D. f(x) is obtained by a horizontal shrink of 2, and one cycle of f(x) corresponds to the interval [?, 3?].
E. f(x) is obtained by a horizontal shrink of 2, and one cycle of f(x) corresponds to the interval .


Answer: A

Mathematics

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