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Solve the Problem sin⁡θ=−45\sin \theta = - \frac { 4 } { 5 }

Question 238

Multiple Choice

Solve the problem.
-If sin⁡θ=−45\sin \theta = - \frac { 4 } { 5 } , and 3π2<θ<2π\frac { 3 \pi } { 2 } < \theta < 2 \pi , then find tan⁡2θ\tan 2 \theta .


A) 724\frac { 7 } { 24 }
B) −247- \frac { 24 } { 7 }
C) −724- \frac { 7 } { 24 }
D) 247\frac { 24 } { 7 }

Correct Answer:

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