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14 December, 12:50

Give two examples that show using parentheses can change

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  1. 14 December, 14:50
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    X=2

    -x^2=-2^2=4

    - (x) ^2 = - (2) ^2=-4

    3 (X+5) = 3X+15

    3 x X+5=3X=5
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