For motion of an object along the x-axis

MATHEMATICS · Single correct · AP · Calculus AB · Contextual Applications of Differentiation · Contextual Applications of Differentiation

Problem

For motion of an object along the x-axis, the velocity

v

depends on the displacement

x

v=3x^2-2x

, then what is the acceleration at

x=2\text{m}

. (1)

48\text{ms}^{-2}

(2)

80\text{ms}^{-2}

(3)

18\text{ms}^{-2}

(4)

10\text{ms}^{-2}