Which angle is an x-intercept for the function y = cos(1)
A.0
B.2
C. £
D. 2£
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jimthompson5910 2 years ago
1494 response - 0 helps

Answer: C.

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Explanation:

The x intercept always occurs when y = 0.

Use the unit circle to determine that when

So if , then we have

which shows us that is the location of one of the infinitely many x intercepts for this function.

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