An object's two dimensional velocity is given by #v(t) = ( 2t^2 , t^3 - 4t )#. What is the object's rate and direction of acceleration at #t=7 #?
1 Answer
Jun 9, 2016
Angle with
Explanation:
Given two dimensional velocity
Let the two dimensions be
To find acceleration
or
We need to find acceleration at
or
Now
If