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(a + b)^2 - (a - b)^2 = 4ab

This type of question, asked 2 times: 18 Jul 2023 S1, 13 Sep 2024 S3. All 2 questions below, oldest first.

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  1. Question 1

    18 Jul 2023 S1

    59
    Simplify the given expression. (326+222)2−(326−222)2(326×222)\frac{(326 + 222)^2 - (326 - 222)^2}{(326 \times 222)}

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  2. Question 2

    13 Sep 2024 S3

    69
    Simplify the following expression. (g−h)2−(g+h)2+4gh(g - h)^2 - (g + h)^2 + 4gh

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