Question

One of the two roots of a quadratic equation is complex. Which of the following is definitely true?
1) Product of the roots is always real
2) Sum of the roots is always real
3) Both (1) and (2)
4) Neither (1) nor (2)

Answer 1

Answer: 4

Step-by-step explanation:The quadratic equation will always have two roots. The nature of roots may be either real or imaginary. ... then the other root will be β = 1/(2 – √5) = -√5 – 2. Sum of the roots α + …

Answer 2

Answers

4) neither (1) nor (2)