Dsbubduhsdgywgd cgucgdugsudhwydgywguwdgygdwydgywdg Value of................ Sin [1/2 cot^-1 (-3/4)]=
Dsbubduhsdgywgd cgucgdugsudhwydgywguwdgygdwydgywdg
Value of................
Sin [1/2 cot^-1 (-3/4)]=
Sandesh , 9 Years ago
Grade 12
Trigonometry> Dsbubduhsdgywgd cgucgdugsudhwydgywguwdgyg...
1 Answers
Sayam
=sin [1/2 cot-1(-3/4)]
=sin [1/2( pie-cot-1(3/4)] =sin [1/2( pie-sin-1(4/5)]
=sin [( pie/2-sin-1(4/5)/2] =cos(sin-1(4/5)/2] =cos(cos-12/root 5)
=2/root 5 β¦..Hope this clears your doubt.
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