anonymous
  • anonymous
ʃsin 3x sin 6x dx
Mathematics
chestercat
  • chestercat
See more answers at brainly.com
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

Get this expert

answer on brainly

SEE EXPERT ANSWER

Get your free account and access expert answers to this
and thousands of other questions

ajprincess
  • ajprincess
r u familiar with this formula? cosc-cosd=2sin(c+d)/2sin(d-c)/2? here c=A+B and d=A-B
anonymous
  • anonymous
hmmm I'd prefer to use identities. I can't seem find an identity for sin 6x
phi
  • phi
how about the double angle sin(2x) = 2 sin(x) cos(x)

Looking for something else?

Not the answer you are looking for? Search for more explanations.

More answers

ajprincess
  • ajprincess
u can use the one i showed. cosc-cosd=2sin(d-c)/2sin(c+d)/2 c+d/2=6x c-d/2=3x u can find c and d from this
ajprincess
  • ajprincess
(c+d)/2=6x (c-d)/2=3x

Looking for something else?

Not the answer you are looking for? Search for more explanations.