Answered

Write the equation of the sinusoidal function shown.

A) y = 2 cos x

B) y = 2 cos x – 1

C) y = 2 sin x + 1

D) y = 2 sin x – 1

Write The Equation Of The Sinusoidal Function Shown A Y 2 Cos X B Y 2 Cos X 1 C Y 2 Sin X 1 D Y 2 Sin X 1 class=

Answer :

Answer:

B.  y = 2 cos x - 1

Step-by-step explanation:

This is a cosine function as it is symmetrical about the y axis.

It is cos x stretched vertically by a factor 2 and moved 1 unit down

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