Math

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(v-5)(v+3)

Is this answer correct v+15

  • Math -

    If you have not had FOIL, use distributive property
    v(v+3) - 5(v+3)

    = v^2 + 3 v - 5 v - 15

    = v^2 - 2 v - 15

    FOIL is for doing these
    First, Outer, Inner, Last
    v*v + v*3 - 5*v - 5*3

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