Question

50 points ,class 11th question

Answer 1

$final \: result \: equation \: of \: circle \: \\ {x}^{2} + {y}^{2} - ax - by = 0 \\ things \: to \: know \: \\ 1)if \: chord \: subtends \: 90 \: \\ degree \: \: at \: any \: point \: on \: the \: circle \: \\ then \: that \: \: chord \: is \: diameter \: . \\ 2)if \: two \: points \: of \: diameter \: are \:$
(a,b) and (c,d) then
$equation \: of \: circle \: is \: (x - a)(x - c) + (y - b)(y - d) = 0$


Hope, you understand my answer!

Answer 2

I hope i help it for u thanku .Plz mark the answer