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ddd [48]
4 years ago
9

Write an equation of the cosine function with amplitude 2 and period 4p.

Mathematics
2 answers:
cupoosta [38]4 years ago
6 0
General equation of a cosine function: y = acos(cx), where a is the amplitude and \frac{2\pi}{c} is the period.

Hence, a = 2 and \frac{2\pi}{c} = 4\pi; c = \frac{1}{2}

Thus, the equation is y = 2cos(\frac{\pi}{2})
Harlamova29_29 [7]4 years ago
5 0

Answer: the answer is y= 2cos (1/3x)

Step-by-step explanation:

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