Question

Ques. What is nature of roots in 5x²-2x+1/5 ?
- Roots are equal and real
- Roots are unequal and real
- Roots are not real
- Roots will not exist

Answer 1

D=b^2-4ac

• (-2)^2-4x5x1/5
• 4-4
• 0

D=0

roots are equal and real..