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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 8: thực hiện phép chia a,[15.(x-y)^3+12.(y-x)^2-x+y]:(3y-3x) b,[5.(x-2y)^4+(x-2y)^2+2y-x]:(x-2y) c,[6.(x+y)^3-5.(x+y)^2+3.(x+y)]:(x+y) d,(5x^2-3x^3+15-9x):(5-3x) e,(-x^2+6x^3-26x+21):(3-2x) g,(x^2+x^3-1+5x):(x-1) i,(2x^4+2x^3+3x^2-5x-2x):(x^2+x+4) { "@context": "https://schema.org", "@type": "QAPage", "mainEntity": { ...

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