Select all expressions that are equivalent to (2n+6)(n+3)

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Select all expressions that are equivalent to (2n+6)(n+3)

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Iris 1 month 2021-10-19T02:13:24+00:00 1 Answer 0 views 0

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    2021-10-19T02:15:09+00:00

    Answer:

    (2n+6)(n+3)=

    (2*n+2*3)(n+3)=

    2(n+3)(n+3)=…..(1)

    2(n+3)^2=….(2)

    2(n^2+2*n*3+3^2) =

    2(n^2+6n+9)=….(3)

    2n^2+2*6n+2*9=

    2n^2+12n+18…. (4)

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45:7+7-4:2-5:5*4+35:2 =? ( )