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    9^2-3(-5)^2+2(9)(-5)

    +1  Views: 687 Answers: 2 Posted: 12 years ago
    Tags: polynomials

    2 Answers

    9^2-3(-5)^2+2(9)(-5)
    81 - 3(25) + 2(-45)
    81 - 75 -90
    81 - 165
    -84


    I think this is right.  ^ means "to the power"???

    (9^2) - (3 * ((-5)^2)) + (2 * 9 * (-5)) = -84


    Source: http://www.bing.com/search?setmkt=en-US&q=9%5E2-3(-5)%5E2%2B2(9)(-5) 





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