6k=k2 -> how does this come to be k =0 or k=6??
If k is a natural number and the roots of the equation x2+11x+6k =0 are rational numbers, then find the smallest value of k .
How to solve this using simplest method?
If (1+K)tan2 x−4 tan x−1+K=0 has real roots tan x1 and tan x2 then