# An object with a mass of #4 kg# is acted on by two forces. The first is #F_1= < -1 N , 8 N># and the second is #F_2 = < -2 N, 5 N>#. What is the object's rate and direction of acceleration?

##### 1 Answer

Feb 21, 2018

The rate of acceleration is

#### Explanation:

The resultant force is

The mass of the object is

According to Newton's Second Law

Therefore,

The acceleration is

The rate of acceleration is

The direction is