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Let $f (x) = [t a n x [cot x]], x [\frac{π}{12}, \frac{π}{12}]$ , (where [.] denotes the greatest integer less than or equal to $x$ ). Then the number of points, where $f (x)$ is discontinuous is a. one b. zero c. three d. infinite

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Elizabeth Discussed

Let

f (x) = [t a n x [cot x]], x [\frac{π}{12}, \frac{π}{12}]

, (where [.] denotes the greatest integer less than or equal to

x

). Then the number of points, where

f (x)

is discontinuous is a. one b. zero

c. three d. infinite

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Question Text

Let

f (x) = [t a n x [cot x]], x [\frac{π}{12}, \frac{π}{12}]

, (where [.] denotes the greatest integer less than or equal to

x

). Then the number of points, where

f (x)

is discontinuous is a. one b. zero

c. three d. infinite

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