Matematika

Pertanyaan

(2x+y)^3 = ?
Tolong yaa

1 Jawaban

  • (2x+y)^3
    =(2x+y)(2x+y)(2x+y)
    =(4x²+2xy+2xy+y²)(2x+y)
    =(4x²+4xy+y²)(2x+y)
    =8x^3+4x²y+8x²y+4xy²+2xy²+y^3
    =8x^3+12x²y+6xy²+y^3

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