24. If A + B = 90°, prove that:square root
tan Atap B + tan A cot B
sin A sec B
sin'B
cosA
=tan A
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cl ਕਗਗ੬ਹ੯੯੭੭੬ਰਰਰਗਕਬਰਕਹਪਕਪਪਵਰਹਪਰਪੁਰਪੁਪਰਹੁਰਕ
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