anonymous
  • anonymous
Which of the following are identities. Check all that apply. A. cos (x + pi/6) = -sin (x - pi/3) B. 1- tan(x) tan(y) = sin (x+y) / sin(x) sin(y) C. tan(x) -tan(y) = sin (x - y) / cos(x) cos(y) D. tan (x-pi/4) = tan x-1 ***My Answer: A*** Are there any other possibilities? Please help.
Mathematics
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anonymous
  • anonymous
Which of the following are identities. Check all that apply. A. cos (x + pi/6) = -sin (x - pi/3) B. 1- tan(x) tan(y) = sin (x+y) / sin(x) sin(y) C. tan(x) -tan(y) = sin (x - y) / cos(x) cos(y) D. tan (x-pi/4) = tan x-1 ***My Answer: A*** Are there any other possibilities? Please help.
Mathematics
jamiebookeater
  • jamiebookeater
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
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.

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Loser66
  • Loser66
yup for A
anonymous
  • anonymous
Awesome
Loser66
  • Loser66
i think dat sit/

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anonymous
  • anonymous
Ok that's what I got too. I hit the submit button and it told me that A and C were it. Thank you for your help!

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