Use these numbers: q₁ = 15.0 nC, q₂ = 8.00 nC, and q₃ = -6.00 nC. Each side of the triangle measures l = 40.0 cm. Determine the magnitude of the net force acting on q₃.
a) 2.24 N
b) 3.46 N
c) 4.98 N
d) 5.76 N