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    Question

    src="https://www.ixambee.com/questionimage/Chapter/1740818786-96.JPG" alt="" />
    A 64 Correct Answer Incorrect Answer
    B 91 Correct Answer Incorrect Answer
    C 76 Correct Answer Incorrect Answer
    D 81 Correct Answer Incorrect Answer

    Solution

    ATQ, Given: Use identity: Now use:

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