(cos^4 x - sin^4 x)/sin^2 x = a. cot x b. tan^2 x + 1 c.

Saluranedukasion 2024-01-15T02:09:08.000Z

(cos^4 x - sin^4 x)/sin^2 x = a. cot x b. tan^2 x + 1 c. tan^2 x - 1 d. cot^2 x + 1 e. cot^2 x - 1
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(cos^4 x - sin^4 x)/sin^2 x = a. cot x b. tan^2 x + 1 c. tan^2 x - 1 d. cot^2 x + 1 e. cot^2 x - 1