The number of intersection points of the function fx-cos x and y-1-3 in -a x-0-3-b x-3-2- are respectively-

From the graphs, we can find out that the answer is nbsp; 3 and nbsp; 5 respectively. nbsp; ...

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How to Find the Inverse of a Function

The number of...

Question

The number of intersection points of the function $f (x) = c o s x$ and $y = 1 / 3$ in :
$(a) x \in (0, 3 π)$
$(b) x \in [- 3 π, 2 π]$ are respectively:

4, 3

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5.3

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3, 4

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3, 5

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