Toán Lớp 8: Bài 1. Làm tính nhân : a) 3×2(5×2- 4x +3) b) – 5xy(3×2 y – 5xy +y2 ) c) (5×2 – 4x)(x -3) d) (x – 3y)(3×2 + y2 +5xy)
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Toán Lớp 8: Bài 1. Làm tính nhân : a) 3×2(5×2- 4x +3) b) – 5xy(3×2 y – 5xy +y2 ) c) (5×2 – 4x)(x -3) d) (x – 3y)(3×2 + y2 +5xy)
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