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Let f1 (x,y)-=ax^2+2hxy+by^2=0 and let ...

Let `f_1 (x,y)-=ax^2+2hxy+by^2=0 ` and let `f_(i+1) (x,y)=0` denote the equation of the bisectors of `f_i (x,y)=0 ` for all i=1,2,3,…..
The value of `sum_(n=2)^(5) (f_(n+2)(x,y))/(f_n(x,y)) is `

A

14

B

4

C

54

D

6

Text Solution

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The correct Answer is:
B
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