Q1) use Newton-Raphson method to find [ 3, 4] for the following equation if initial condition 3=130

, 4=1400

F1 = r2 cos 2 + r3 cos 3 + r4 cos 4 + r1 cos 1 F2 = r2 sin 2 + r3 sin 3 + r4 sin 4 + r1 sin 1 Given D1=180cm, D2=60cm, D3=120cm, D4=90cm and (1 and 2 constant 1=00

, 2= 650

).