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The minimum and maximum values of expression `y=costheta(sintheta+sqrt(sin^2theta+sin^2alpha))`

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Knowledge Check

  • The minimum and maximum values of cos theta + 2 sqrt(2) sin theta is

    A
    `3,3`
    B
    `3,-3`
    C
    `[-3,3]`
    D
    `[0,3]`

  • Maximum and minimum value of 2sin^(2)theta-3sintheta+2 is-

    A
    `1/4, -7/4`
    B
    `1/4, 21/4`
    C
    `21/4, -3/4`
    D
    `7, 7/8`

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