A(0,3),B(-2,0) and C(6,1) be the vertices of a triangle and M(​β,β​+1) be a moving point then
1)M lies on the curve
a)y=x+1 b)y=x*x c)x=y+1 d)none
2) if M and A lie on same side of BC then
a)β>2 b)β​<2 c)β​>-6/7 d)β<3/4
3) lies within triangle ABC if
a)-6/7<β<4 b)-4<β​<-6/7 c)-6/7<β<3/4 d)none