Ask Question
6 May, 07:26

Write the expression as the sine, cosine, or tangent of an angle.

sin 57° cos 13° - cos 57° sin 13°

Select one:

a. cos 70°

b. cos 44°

c. sin 44°

d. sin 70°

+3
Answers (1)
  1. 6 May, 09:39
    0
    Use this formula: sin (x-y) = sinx cosy - cosx siny

    sin57 cos13 - cos57 sin13 = sin (57 - 13) = sin (44)
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Write the expression as the sine, cosine, or tangent of an angle. sin 57° cos 13° - cos 57° sin 13° Select one: a. cos 70° b. cos 44° c. ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers