Question

    Simplify the following questions:

    √38809 × √3249 – (91)2 = (?)2 + (50)2 – 36

    A 31 Correct Answer Incorrect Answer
    B 23 Correct Answer Incorrect Answer
    C 22 Correct Answer Incorrect Answer
    D 11 Correct Answer Incorrect Answer
    E 35 Correct Answer Incorrect Answer

    Solution

    197 × 57 – 8281 = ?2 + 2500 – 36  2948 = ?2 + 2464 ?2 = 484 ? = 22

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