anonymous
  • anonymous
2C-10 Is there an error in the answer where it should be cosines instead of sines ?
OCW Scholar - Single Variable Calculus
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
Yes. In fact, there are several errors in this problem. See the attachment for a corrected version.
1 Attachment
anonymous
  • anonymous
In the erroneous version, the answer comes out cosines instead of sines because the mislabeled angles are complementary to the angles that are supposed to be labeled, and the sine of any angle is the same as the cosine of the complementary angle.
anonymous
  • anonymous
Thanks! That really helped clarify things.

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anonymous
  • anonymous
Ah thanks! I just opened a post with the same problem. There isn't a nice way to search resolved problem's from this site directly, but typing I found this from Google somehow. Thanks Creeksider!

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