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Maths CBSE Live product
Class 10
Introduction to trigonometry
Trigonometric Identities - I
3.
Simplify and choose the equivalent expressions
Question:
2
m.
\(\sqrt{\sec^2 X + \text{cosec}^2\: X}\)
\(=\)
\(\sec X\: \text{cosec}\: X\)
\(\sin X \cos X\)
\(\tan X + \sin X\)
\(\sec X \cos X\)
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