If k is one of the roots of the equation x(x+1)+1=0, then what is its other root?

NDA 2021 Mathematics question

If is one of the roots of the equation , then what is its other root?

Answer: (C)

The equation is . Sum of roots , so the other root is . Since is a root, , i.e. . Hence the other root is . Check

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-033604