Question

    Which of the following options gives the value of 2999²

    – 999²?
    A 2998000 Correct Answer Incorrect Answer
    B 2988000 Correct Answer Incorrect Answer
    C 7996000 Correct Answer Incorrect Answer
    D 1000000 Correct Answer Incorrect Answer

    Solution

    2999² – 999² (2999-999) (2999+999) =2000(3998) =7996000.

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