Question

UI
2
3
If one root of the equation ix2 – 2(1 + i)X + (2-1) = 0 is 2-i, then the other root is​

Answer 1

Step-by-step explanation:

One root of the equation ix

2

−2(i+1)x+(2−i)=0 is 2−i

Let the other root is α

α(2−i)= 2-i/i

⇒α=1/i =−i ..... [∵i^2 =−1]

Therefore, −i is the other root.