Question

1) i) Find the length of the chord intercept by
the circle x2 + y 2 - 82-24-8-0 on the line xtyt
1=o?​

Answer 1

Answer:

x

2

+y

2

+2gx+5fy=0

2

g

2

=10⇒g

2

=25

2

f

2

=24⇒f

2

=144

radius=

g

2

+f

2

=

169

=13units

Hence,theoptionDisthecorrectanswer.