18
RCMultiple Choice
Trigonometric Sum Identities — Cumulative exam
Question 18 • Precalculus
Study the graphs of f(x) and g(x).
Answer
A
Vertical stretch followed by a translation 1 unit left, so g(x) = f.
B
Vertical stretch followed by a translation 1 unit right, so g(x) = f.
C
Horizontal stretch followed by a translation 1 unit left, so g(x) = f.D
Horizontal stretch followed by a translation 1 unit right, so g(x) = f.