B
banmaixanh2996


bài 1
a/ 32−x+x−1>1
b/ 1−x+121−4x+x2≥0
c/ 2x2−6x+8−x≤x−2
ai biet cach viet can va he phuong trinh chi cho to voi !!!!!!!!!!!!!!!!!!!!!

:M035::M035::M035:
a/ 32−x+x−1>1
b/ 1−x+121−4x+x2≥0
c/ 2x2−6x+8−x≤x−2
ai biet cach viet can va he phuong trinh chi cho to voi !!!!!!!!!!!!!!!!!!!!!
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