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Aman Sagar Grade: 11
        

Q. If x=a(@+sin@) and y=a(1-cos@), find dy/dx.

6 years ago

Answers : (2)

honey trivedi
18 Points
										

i think the correct ans is 1/a

6 years ago
Chetan Mandayam Nayakar
312 Points
										

dy/da = 1-cos@ + @sin@


dx/da= @+sin@ +a(1+cos@) = acos@ +sin@ +2a


dy/dx=(dy/da)/(dx/da) = (asin@ -cos@ +1)/(acos@ + sin@ +2a)

6 years ago
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