Toán Lớp 8: Bài 17. Thực hiện phép tính:
a) (2×4 – 5×2 + x³ -3- 3x): (x² – 3)
b) (x⁵ +x³ + x² +1): (x³+1)
c) (2x³ +5x² –2x+3): (2x² – x+ 1)
d) (8x -8x³– 10x² +3x⁴ – 5):(3x² -2x+ 1)
e) (-x³ +2x⁴ – 4- x² + 7x): (x² + x- 1)
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Toán Lớp 8: Bài 17. Thực hiện phép tính:
a) (2×4 – 5×2 + x³ -3- 3x): (x² – 3)
b) (x⁵ +x³ + x² +1): (x³+1)
c) (2x³ +5x² –2x+3): (2x² – x+ 1)
d) (8x -8x³– 10x² +3x⁴ – 5):(3x² -2x+ 1)
e) (-x³ +2x⁴ – 4- x² + 7x): (x² + x- 1)
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