TRIGONOMETRIC IDENTITIES AND EQUATIONS Proving an identity using fundamental trigonometric identities:... GOOD 05 Prove the identity. (1 = cos x) cot x = cos'x Note that each Statement must be based on a Rule chosen from the Rule menu. To see a detailed description of a Rule, select the More Information Button to the right of the Rule. Statement Rule (1 - cos x) cot'xcos sin 0 0 Select Rule cot sec ] esc JT Validate Please select a rule. (0) VO X