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प्रश्न
Choose the correct alternative:
1 + tan2 θ = ?
विकल्प
Sin2 θ
Sec2 θ
Cosec2 θ
Cot2 θ
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उत्तर
sec2θ
Explanation:
1 + tan2θ = sec2θ
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संबंधित प्रश्न
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Which is not correct formula?
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