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Maths TNSB Mentoring
Class 9
Trigonometry
Complementary Angles
4.
Simplify the expression
Question:
5
m.
\(\frac{\sec 43^{\circ}}{\text{cosec}\,47^{\circ}}\)
\(-\)
\(\frac{\tan 17^{\circ}}{\cot 73^{\circ}}\)
\(+\)
\(\frac{\sin 15^{\circ}}{\cos 75^{\circ}}\) \(=\)
.
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