Solved

Write the Expression as the Sine, Cosine, or Tangent of an Angle

Question 144

Multiple Choice

Write the expression as the sine, cosine, or tangent of an angle.
- cos⁡130∘cos⁡59∘+sin⁡130∘sin⁡59∘\cos 130 ^ { \circ } \cos 59 ^ { \circ } + \sin 130 ^ { \circ } \sin 59 ^ { \circ }


A) sin⁡71∘\sin 71 ^ { \circ }
B) cos⁡189∘\cos 189 ^ { \circ }
C) cos⁡71∘\cos 71 ^ { \circ }
D) sin⁡189∘\sin 189 ^ { \circ }

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q139: Find <span class="ql-formula" data-value="\sin \theta"><span

Q140: Given the SAS parts of a triangle,

Q141: Match the graph with the correct equation.<br>-<img

Q142: Prove the identity.<br>- <span class="ql-formula" data-value="\sec

Q143: Prove the identity.<br>- <span class="ql-formula" data-value="\frac

Q145: Prove the identity.<br>- <span class="ql-formula" data-value="\frac

Q146: Prove the identity.<br>- <span class="ql-formula" data-value="\tan

Q147: Find all solutions in the interval

Q148: Prove the identity.<br>- <span class="ql-formula" data-value="\tan

Q149: Express the function as a sinusoid