Resolved it
Turns out that it was the sin(45) and cos(45). The program I'm guessing didn't register it as 45 degrees.
By substituting 2sin(45) and 2cos(45) for √2 everything worked out.
Thanks for the advice guys!
1. A square of edge length s is formed by four spheres of masses, m1, m2, m3, and m4. What is the x-component and the y-component of the net gravitational force from them on a central sphere of mass m5. State your answers in terms of the given variables. (Use any variable or symbol stated above...