1.

A function defined by f(x)=(x^(2)-ax+1)/(x^(2)+ax+1),0ltalt2 Which of the following is true ?

Answer»

`(2+a)^(2)F''(1)+(2-a)^(2)f''(-1)=0`
`(2-a)^(2)f''(1)-(2+a)^(2)f''(-1)=0`
`fcancelc(1)cancelc(-1)=(2-a)^(2)`
`fcancelc(1)fcancelc(-1)=-(2+a)^(2)`

ANSWER :A


Discussion

No Comment Found