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    5. The value of 4 sin2 30˚ - tan2 60˚ + sec2 45˚ is equal to -

    Question

    The value of 4 sin2 30˚ - tan2

    60˚ + sec2 45˚ is equal to -
    A -2 Correct Answer Incorrect Answer
    B 1/2 Correct Answer Incorrect Answer
    D 1 Correct Answer Incorrect Answer

    Solution

    => 4 sin2 30˚ - tan2 60˚ + sec2 45˚  => 4 × (1/2)2 - ( √3/1)2 + ( √3)2 => 1 - 3 + 2 = 0

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