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Find the intervals in which the …

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Find the intervals in which the function f given by f(x) =sinx +cosx, is strictly increasing or strictly decreasing.

    • Posted by Ankush Chaudhary 7 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Mitthu Singh 7 years, 10 months ago

    The f(x) is strictly increasing at interval (0, π/4) &(5π/4, 2π) And the f(x) is strictly decreasing at interval (π/4, 5π/4)

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