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Use the Fundamental Identities to Find the Value of the Trigonometric

Question 1

Multiple Choice

Use the fundamental identities to find the value of the trigonometric function.
-Find sin⁡θ\sin \theta if tan⁡θ=−512\tan \theta = - \frac { 5 } { 12 } and cos⁡θ>0\cos \theta > 0


A) −135 -\frac{13}{5}
B) −513- \frac { 5 } { 13 }
C) −1213- \frac { 12 } { 13 }
D) 1213\frac { 12 } { 13 }

Correct Answer:

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