Ts Eamcet
Complex Numbers
TS EAMCET 2023 (Online) 13th May Morning Shift
MCQ+1 / -02023
If $a x^2-x y-3 y^2-5 x+20 y+c=0$ represents a pair of lines passing through the point $(2,3)$, then $a-c=$
Ts Eamcet
TS EAMCET 2023 (Online) 13th May Morning Shift
If $a x^2-x y-3 y^2-5 x+20 y+c=0$ represents a pair of lines passing through the point $(2,3)$, then $a-c=$