Selected MCQ

Current Question
If coefficient of x² is negative, parabola opens ____.
  • A. Upward
  • B. Downward
  • C. Left
  • D. Right
Correct Answer: B
Explanation:
Negative coefficient → downward.
Related Question 1
If coefficient of x² is positive, parabola opens ____.
  • A. Downward
  • B. Upward
  • C. Left
  • D. Right
Correct Answer: B
Explanation:
Positive leading coefficient → upward.
Related Question 2
If discriminant is negative, roots are ____.
  • A. Real
  • B. Equal
  • C. Imaginary
  • D. Rational
Correct Answer: C
Explanation:
D < 0 → complex roots.