# An object's two dimensional velocity is given by #v(t) = ( e^t-2t , 2t-4e^2 )#. What is the object's rate and direction of acceleration at #t=a #?

##### 1 Answer

May 24, 2017

The rate of acceleration is

#### Explanation:

The acceleration is the derivative of the velocity.

Therefore,

The rate of acceleration is

The direction is