MCQs Theory of Quadratic Equation class 10 2

Multiple Choice Questions about the Theory of Quadratic Equation Class 10 Mathematics with Answers. There are 20 MCQs about the Theory of Quadratic Equations from Chapter 2 of class 10 Mathematics. Let us start with the “Theory of Quadratic Equation Class 10” quiz.

Online Multiple Choice Questions about Theory of Quadratic Equations 10th Class Mathematics Chapter 2

1. If the roots of a quadratic equation are real and distinct then the discriminant is

 
 
 
 

2. If the roots of a quadratic equation equal then the discriminant is

 
 
 
 

3. If the roots of a quadratic equation are irrational and distinct then the discriminant is

 
 
 
 

4. If for a quadratic equation, $b^2-4ac=-47$ then the roots are

 
 
 
 

5. If $\omega = \frac{-1 – \sqrt{-3}}{2}$ then $\omega^2=$?

 
 
 
 

6. If the roots of a quadratic equation are imaginary then the discriminant is

 
 
 
 

7. If $\omega$ and $\omega^2$ are complex cube roots of unity, then $\omega \cdot \omega^2=$?

 
 
 
 

8. If the roots of a quadratic equation are real, rational, and equal, then the possible value of the discriminant is

 
 
 
 

9. If the roots of a quadratic equation are imaginary and unequal, the possible value of the discriminant is

 
 
 
 

10. If the roots of a quadratic equation are real, rational, and unequal then the possible value of the discriminant is

 
 
 
 

11. If the roots of a quadratic equation are rational and distinct then the discriminant is

 
 
 
 

12. If for a quadratic equation $b^2-4ac=0$ then roots are

 
 
 
 

13. The roots of $x^2+8x+16=0$ are

 
 
 
 

14. If for a quadratic equation $b^2 – 4ac=49$ then the roots are real and

 
 
 
 

15. Which of the following is a true description of the nature of the roots of a quadratic equation?

 
 
 
 

16. If $1, \omega, \omega^2$ are cube roots of unity, then $1+\omega + \omega^2=$

 
 
 
 

17. $\omega^4=$?

 
 
 
 

18. If for a quadratic equation, $b^2-4ac=205$ then the roots are

 
 
 
 

19. If $1, \omega, \omega^2$ are cube roots of unity, then $1+\omega=$

 
 
 
 

20. If the roots of a quadratic equation are real, irrational, and unequal, then the possible value of the discriminant is

 
 
 
 

Theory of Quadratic Equation Class 10 Mathematics Punjab Board

Theory of Quadratic Equation Class 10 Mathematics

  • The roots of $x^2+8x+16=0$ are
  • If the roots of a quadratic equation equal then the discriminant is
  • If the roots of a quadratic equation are imaginary then the discriminant is
  • If the roots of a quadratic equation are real and distinct then the discriminant is
  • If the roots of a quadratic equation are rational and distinct then the discriminant is
  • If the roots of a quadratic equation are irrational and distinct then the discriminant is
  • If for a quadratic equation $b^2 – 4ac=49$ then the roots are real and
  • If for a quadratic equation, $b^2-4ac=-47$ then the roots are
  • If for a quadratic equation $b^2-4ac=0$ then roots are
  • If for a quadratic equation, $b^2-4ac=205$ then the roots are
  • Which of the following is a true description of the nature of the roots of a quadratic equation?
  • If the roots of a quadratic equation are real, rational, and equal, then the possible value of the discriminant is
  • If the roots of a quadratic equation are real, rational, and unequal then the possible value of the discriminant is
  • If the roots of a quadratic equation are real, irrational, and unequal, then the possible value of the discriminant is
  • If the roots of a quadratic equation are imaginary and unequal, the possible value of the discriminant is
  • If $\omega = \frac{-1 – \sqrt{-3}}{2}$ then $\omega^2=$?
  • If $\omega$ and $\omega^2$ are complex cube roots of unity, then $\omega \cdot \omega^2=$?
  • $\omega^4=$?
  • If $1, \omega, \omega^2$ are cube roots of unity, then $1+\omega + \omega^2=$
  • If $1, \omega, \omega^2$ are cube roots of unity, then $1+\omega=$

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