Xac dinh toa do giao diem cua duong tiem can xien cua do thi ham so voi parabol?

H

hop.vp

tiem can xien la y=x-1 . cho giao P thoi.......................................................................
 
U

uyliamhung

tim tiem can xien khi do tim giao diem thi xet phuong trinh hoanh do giao diem rui giai pt do ra se tim ra toa do x cua giao diem thay x vao 2 pt do thi hs tren la ra y thui ( thay vao 1 cai thui cai nao cung dc)
 
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