Question

the centre of the circle(2p-1,p).find the p if circle passes through the point (10,-2)and diameter is 10 unit​

Answer 1

Explanation:

ANSWER----

Here diameter

2r=10

2

r=5

2

OA=r=5

2

=

(2a−1−10)+(a+2)

2

=5

2

(2a−11)

2

+(a+2)

2

=50

4a

2

−44a+121+a

2

+4a+4=50

5a

2

−40a+75=0

a

2

−8a+15=0

a−5a−3a+15=0

(a−5a)(a−3)=0

a=5or3