Ask your own question, for FREE!
Mathematics 12 Online
OpenStudy (anonymous):

if sin x co(pi/7)-sin(pi/7)cos x= -sqrt2/2 then x can equal ____ check all that apply. a- 3pi/4+pi/7+2npi b- 5pi/4+pi/7+2npi c- pi/4+pi/7+2npi d- 7pi/4+pi/7+2npi

OpenStudy (anonymous):

thats cos not co. typo.

OpenStudy (anonymous):

your this expression becomes Sin(x-pi/7)= -sqrt 1 Sin(x-pi/7)=-1 Sin(x-pi/7)= -sin(pi/2) Sin(x-pi/7)=sin(3pi/4) x= 3pi/4 + pi/7+ 2n pi that is a your answer is a

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
VERNEISH: Two objects are moving along separate linear paths where each path is described by position, d, and time, t.
6 hours ago 1 Reply 0 Medals
Arriyanalol: i need help
1 day ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
2 days ago 8 Replies 2 Medals
Maci: what are the best stock apps for people who want to start investing?
4 days ago 3 Replies 2 Medals
Twaylor: genuienly how do i get better self control i keep watcing youtube and theres this
1 week ago 3 Replies 0 Medals
IzzyCookie: |dw:1792074056138:dw| Uhm, I don't know where to ask this, but I'm in college welding at my community college, and I need help learning vertical welding for
2 days ago 9 Replies 1 Medal
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Maci: what is your thoughts on qc reaching 10years lmk who the ogs
1 week ago 9 Replies 1 Medal
thehearken: not sure if this is considered spam, im sorry if it is, but does anyone have tips
1 week ago 2 Replies 1 Medal
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!