Toán Lớp 8: Bài 1: Thực hiện các phép tính sau:
a) (x + 2)( $3x^{2}$ + 5)
b) 2x ( $5x^{2}$ – 4x + 2)
c) ( $15x^{2}$ $y^{3}$ – $12^{3}$ $y^{2}$ ) : 3xy
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Toán Lớp 8: Bài 1: Thực hiện các phép tính sau:
a) (x + 2)( $3x^{2}$ + 5)
b) 2x ( $5x^{2}$ – 4x + 2)
c) ( $15x^{2}$ $y^{3}$ – $12^{3}$ $y^{2}$ ) : 3xy
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