defence exam ITBP Constable (Animal Transport) Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities

यदि cot4Φ − cot2Φ = 1 है, तो cos4Φ + cos2Φ का मान क्या है?

1
2
2
1
3
\(\frac{1}{\sqrt{3}}\)
4
\(\frac{3}{2}\)
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