CristalRosenstock CristalRosenstock

11-06-2014
Mathematics

Answered

Which of the following is equivalent to sin theta csc(–theta) wherever sin theta csc(–theta) is defined?

F. –1

G. 1

H. –tan theta

J. tan theta

K. –sin2 theta

Verified Answer :

Anonymous Anonymous

30-06-2014

\(sin\theta csc(-\theta)=sin\theta\cdot\frac{1}{sin(-\theta)}=sin\theta\cdot\frac{1}{-sin\theta}=\frac{1}{-1}=-1\\\\Answer:F\)

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