Force $F=(3x^2N)i+(4N)j$ acts on a particle changing only the kinetic energy of the particle.How much work is done on the particle as it moves from coordinates (2m,3m) to (3m,0m)?

Question

$\begin{array}{1 1}7.0J\\8.0J\\6.0J\\5.0J\end{array} $

Comments

does the speed increase or not