Three forces acting on an object are given by
F₁ = (−1.6î 5.60ĵ) N
F₂ = (4.95î − 1.15ĵ) N
F₃ = (−44.5î) N
the object experiences an acceleration of magnitude 3.90 m/s²
What is the direction of the acceleration?____° (counterclockwise from the +x-axis)