Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

2 sin 2x cos x + 3 sin x=0 Find all solutions in interval (0,2pi)

OpenStudy (anonymous):

I have to run. Back soon...but, first step here would be to replace sin2x with 2sinxcosx When you get a cos^2(x) replace that with 1-sin^2(x) Then factor and set each factor = 0

OpenStudy (anonymous):

ok so if u put in 2 sin(2*0(2+3SIN(0=0 so that's how u get zero

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Arriyanalol: i need help
2 days ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
2 days ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!