Introduction


Aptitude : : Quadratic Equations Questions & Answers

  1. Solve (x - 2) 2 - 12 = 0

A. $2 \pm 2\sqrt{3}$

B. $2 - 2\sqrt{3}$

C. $2 + 2\sqrt{3}$

D. $3+\sqrt{2}$

  1. Discuss the nature of the roots of the equation 3x2 - 10x + 3 = 0 without solving the equation.

A. real and rational

B. irrational and unequal

C. unequal and imaginary

D. None of above

  1. Discuss the nature of the roots of the quadratic equation 2x2 - 8x + 3 = 0.

A. real and rational

B. real and equal

C. real & irrational and unequal

D. None of above

  1. Discuss the nature of the roots of the equation x2 - 18x + 81 = 0 without solving the equation.

A. real and rational

B. real and equal

C. unequal & Imaginary

D. None of above

  1. Discuss the nature of the roots of the quadratic equation x2 + x + 1 = 0.

A. real and rational

B. real and equal

C. unequal & Imaginary

D. None of above