Asked by Tabby
f(x) = -cos(3x + pi). Find the amplitude, period, and phase shift of the function.
Answers
Answered by
Reiny
f(x) = -cos(3x + pi)
= -1cos 3(x+π/3)
ampl = 1
period = 2π/3
phase shift -π/3 to the left
= -1cos 3(x+π/3)
ampl = 1
period = 2π/3
phase shift -π/3 to the left
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