Asked by Anonymous
What are the phase shift and the vertical shift for the function f(x) = cos 4(x+5) + 3? And what direction is each shift going in (up or down)?
Answers
Answered by
Steve
f(x-a) is f(x) shifted right by a. So, yours is shifted left by 5.
f(x)+k is f(k) shifted up by k.
f(x)+k is f(k) shifted up by k.
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