alexandralouis712 alexandralouis712

08-08-2021
Mathematics

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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=

Respuesta :

cwrw238 cwrw238

08-08-2021

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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