4 sin(90-theta) + 3 sintheta
= 5.4 sintheta -3 sin(90-theta)
7 sin(90-theta) = 2.4 sintheta
7costheta = 2.4sintheta
tantheta = 2.917
theta = 71.08 degrees
Proceed to calculate either side of the original equation.
4 costheta +3sintheta=5,4sintheta-3costheta=WHAT
1 answer
1 answer