H
hoinhothoi


cho hs :y=[TEX]\frac{x^2}{2}[/TEX]co do thi (P)
a)tim toa do 2 diem A ,B thuoc (P) co hoanh do lan luot la-1 ,2
b)viet pt duong thangAB
c)tim diem Cthuoc cung AB cua (P) sao cho tam giac ABC can tai C
a)tim toa do 2 diem A ,B thuoc (P) co hoanh do lan luot la-1 ,2
b)viet pt duong thangAB
c)tim diem Cthuoc cung AB cua (P) sao cho tam giac ABC can tai C
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