A line is drawn through a fixed point P (alpha,beta) to cut the circle x2 + y2 = r2 at - Maths - Three Dimensional Geometry

Question

A line is drawn through a fixed point P (alpha,beta) to cut the
circle x2 + y2 = r2 at A and B
Then PA PB is equal to ?

Lovina Kansal · Accepted Answer

Dear student
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_5977698af321d%20png">
Regards

A line is drawn through a fixed point P (alpha,beta) to cut the circle x2 + y2 = r2 at A and B. Then PA.PB is equal to ?