1.

If the equation of the pair of straight lines passing through the point (1,1) one making an angle theta with the positive dirction of the x-axis and the other making the same angle with the positive direction of the y-axis is x^2-(a+2)xyy^2+a(x+y-1)=0, ane-2 then the value of sin2theta is

Answer»

a-2
a+b
`2//(a+2)`
`2//a`

ANSWER :C


Discussion

No Comment Found