Question

Which of the following is not equal to $co{s}^3\theta cose{c}^2\theta +cos\theta$ ?

• A. $cos\theta cose{c}^2\theta$
• B. $\frac{cot\theta }{sin\theta }$
• C. $\frac{co{s}^2\theta }{sin\theta }$
• D. $\frac{cosec\theta }{tan\theta }$

Answer 1

The correct option is C $\frac{co{s}^2\theta }{sin\theta }$