Matematika

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tolong bantu yaaaaaaa pleas
tolong bantu yaaaaaaa pleas

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  • 34
    Keliling

    2. (3x+4) + 2.( x +1)
    =6x+8 + 2x + 2= 8x+10

    Luas
    (3x+4).(x+1)
    =3x^2+ 3x + 4x + 4 = 3x^2+7x+4

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