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20 July, 07:17

Subtract. Your answer should be a polynomial in standard form (6a^3+7a^2) - (5a^3+9a^2+a) =

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  1. 20 July, 09:58
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    a^3-2a^2-a

    Step-by-step explanation:

    (6a^3+7a^2) - (5a^3+9a^2+a) =

    Distribute the minus sign

    (6a^3+7a^2) - 5a^3-9a^2-a=

    Combine like terms

    6a^3-5a^3+7a^2-9a^2-a=

    a^3-2a^2-a
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