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12-10-2019
Mathematics

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Find the amplitude, period, and phase shift of f(x) = –2sin (7x + 7).

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13-10-2019

Answer:

Amplitude:2, period:0.9 and phase shift:7

Step-by-step explanation:

In a function with the form y=Asin(Bx+c)+D, and given the function f(x) = –2sin (7x + 7), we get that:

A is the amplitude: 2

Period is given by 2pi/B, so 2pi/7=0.9

Phase shift is c: 7

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