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    Question

    If tan A = 1, then what will be the value of sec² A +

    cosec² A?
    A 2 Correct Answer Incorrect Answer
    B 3 Correct Answer Incorrect Answer
    C 4 Correct Answer Incorrect Answer
    D 5 Correct Answer Incorrect Answer

    Solution

    tan A = 1
    ⇒ tan A = tan 45°
    ⇒ A = 45°
    ⇒ sec² A + cosec² A = (√2)² + (√2)² = 2 + 2 = 4

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