Show that $\frac{\cos(\pi+\theta) \sec(\pi-\theta)}{… |

Q14Short4 marks2022 · Annual

Question

\frac{\cos(\pi+\theta) \sec(\pi-\theta)}{\sin^2(\pi+\theta) \cdot \tan(\pi-\theta)} = -\cot \theta \cdot \csc^2 \theta\text{.}

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8.1 Exercise 8.1

Apply fundamental law and its deductions to derive: Trigonometric ratios of allied angles, double angle, half angle and triple angle identities.