penjumlahan 1- (3x - 2y) + (4x - 5y)
Matematika
cinta355
Pertanyaan
penjumlahan
1- (3x - 2y) + (4x - 5y)
1- (3x - 2y) + (4x - 5y)
1 Jawaban
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1. Jawaban GervinRama
1. (3x-2y) + (4x-5y)
= 3x(4x-5y) + (-2y(4x-5y))
= 12x^2 - 15xy + (-8xy) + 10y^2
= 12x^2 - 23xy + 10y^2