Trigonometry · Challenge problem

A constant force $\mathbf F = \langle 2, 5\rangle$ (newtons) acts on a particle that moves in a straight line from $(0, 0)$ to $(4, 1)$ and then in a straight line from $(4, 1)$ to $(1, 6)$ (distances in metres). Find the total work done by $\mathbf F$, in joules.