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1 − cos²θ అనే సమాసం దేనికి సమానం?

A1

Bsin²θ

Ccos²θ

Dtan²θ

Answer & Solution

Correct answer: B. sin²θ

sin స్క్వేర్ ప్లస్ cos స్క్వేర్ సమానం 1 ని తిరిగి అమర్చితే sin స్క్వేర్ తీటా వస్తుంది.

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