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If siny=xsin(a+y), prove that dy/dx=sina/(1-2xcosa+x^2)?

Baljeet Singh , 7 Years ago
Grade 12
anser 1 Answers
Arun

Last Activity: 7 Years ago

Siny = x ( sin a cos y + cos a siny)
Now
1 = x( sina cot y + cosa)
Now 
Differentiate
0 = x(sina * - cosec² y +0) dy/dx + ( sina cot y + cos a)
Now yoy can solve

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