For a given integer K ,in the interval 2πk-π2,2πk+π2 the graph of sin x is

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increasing from -1 to 1

decreasing from -1 to 0

decreasing from 0 to 1

Non of these

answer is A.

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Detailed Solution

For k=0 , it is obvious from the given interval that graph will be increasing from −1 to 1 Similar graphs can be obtained for all values of k .

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