Multiple choice general knowledge math & puzzles

First derivative of a parabola is a -

  1. straight line inclined at 45 deg to x axis

  2. straight line parallel to y axis

  3. straight line parallel to x axis

  4. straight line

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A parabola is defined by a quadratic equation (y = ax^2 + bx + c). Its first derivative is a linear equation (y' = 2ax + b). A linear equation graphically represents a straight line.