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6 July, 10:13

Simplify the expression

(8y^2) (-9y^2)

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Answers (1)
  1. 6 July, 13:20
    0
    -72 y^4

    Step-by-step explanation:

    (8y^2) (-9y^2)

    Multiply the coefficients

    8*-9 = - 72

    Add the exponents since the bases are the same

    y^2 * y^2 = y^ (2+2) = y^4

    (8y^2) (-9y^2) = - 72 y^4
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