JEE Main 20206 Sep, Morning shiftMathematicsEasyLimit, Continuity and Differentiability420× since 2002
The position of a moving car at time t is
given by f(t) = at² + bt + c, t > 0, where a, b and c are real
numbers greater than 1. Then the average speed of the car over the time interval [t₁
, t₂
] is
attained at the point :