What are the x-intercepts of the graph of $y = cos x$ ?

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Answer 1 · 2014-09-13T02:10:38

The x-intercepts are locations on the coordinate plane where the y-value of the ordered pair is 0.

The cosine function evaluates to 0 at the following values ...

$pi/2, (3pi)/2, (5pi)/2, (7pi)/2 ...$

$((npi)/2,0)$ where $n$ is odd integer.

What are the x-intercepts of the graph of y = cos xy = cos x?