1. -2r(2r-55)= 2. 3×y(×+y)=
Matematika
kitna
Pertanyaan
1. -2r(2r-55)=
2. 3×y(×+y)=
2. 3×y(×+y)=
1 Jawaban
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1. Jawaban cantikasalsa1506
1. -2r(2r-55)=-4r²+110r
2. 3xy(x+y) = 3x²y+3xy²