Prove that: 2 〖tan〗^(-1)⁡[tan⁡〖α/2〗 tan⁡(π/4-β/2) ]=〖tan〗^(-1)⁡((sin⁡α cos⁡β)/(cos⁡α + sin⁡β ))

Описание к видео Prove that: 2 〖tan〗^(-1)⁡[tan⁡〖α/2〗 tan⁡(π/4-β/2) ]=〖tan〗^(-1)⁡((sin⁡α cos⁡β)/(cos⁡α + sin⁡β ))

Prove that: 2 〖tan〗^(-1)⁡[tan⁡〖α/2〗 tan⁡(π/4-β/2) ]=〖tan〗^(-1)⁡((sin⁡α cos⁡β)/(cos⁡α + sin⁡β ))
NCERT EXEMPLAR CLASS 12, PAGE 27, EXAMPLE 20

NCERT EXEMPLAR CLASS 12, PAGE 27, EXAMPLE 20
NCERT EXEMPLAR CLASS 12, PAGE 27, EXAMPLE 20
VERY IMPORTANT QUESTION OF INVERSE TRIGONOMETRIC FUNCTION
VERY IMPORTANT QUESTION OF INVERSE TRIGONOMETRIC FUNCTION

VERY IMPORTANT QUESTION OF INVERSE TRIGONOMETRIC FUNCTION
NCERT EXEMPLAR CLASS 12, PAGE 27, EXAMPLE 20
NCERT EXEMPLAR CLASS 12, PAGE 27, EXAMPLE 20

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