the circle x^2+y^2+4x-7y+12=0 cuts an intercept on y axis equal to ???
prasad , 6 Years ago
Grade 11
2 Answers
Shubham kumawat
Last Activity: 6 Years ago
Length of y-intercept =2√(f2 -c) f=7/2, c=12 2√(49/4 – 12) =1 Or we can also find by finding radius and the distance of centre from y axis and then apply pythogorus .
Arun
Last Activity: 6 Years ago
Dear Prasad
Y intercept = 2 sqrt (f²-c)
Here f = -7/2 , c = 12
Now I am sure you can do it.
Regards
Arun (askIITians forum expert)
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