The line `x - b + lamda. y = 0` cuts the parabola `y^2 = 4ax` (a>0) at P(t1) & Q(t2). If `b in [2a, 4a]` then range of `t_1t_2` where `lamda in R`, is

The line x - b +lambda y = 0 cuts the parabola y^(2) = 4ax (a gt 0) at P(t_(1)) and Q(t_(2)) . If b in [2a, 4a] then range of t_(1)t_(2) where lambda in R is

The line x - b +lambda y = 0 cuts the parabola y^(2) = 4ax (a gt 0) at P(t_(1)) and Q(t_(2)) . If b in [2a, 4a] then range of t_(1)t_(2) where lambda in R is

The line x - b +lambda y = 0 cuts the parabola y^(2) = 4ax (a gt 0) at P(t_(1)) and Q(t_(2)) . If b in [2a, 4a] then range of t_(1)t_(2) where lambda in R is

The polar of (a,0) w.r.t the parabola y^(2)=4ax is

The tangents to the parabola y^(2)=4ax at P (t_(1)) and Q (t_(2)) intersect at R. The area of Delta PQR is

Normal at P(t1) cuts the parabola at Q(t2) then relation

The pole of the line 3x+4y-4=0 w.r.t parabola x^(2)=4y is

If the normal to y^(2) =4ax at t_1 cuts the parabola again at t_2 then