Equation of Tangent at a Point (x,y) in Terms of f'(x)
Let the equat...
Question
Let the equation of a curve be x=a(θ+sinθ), y=a(1−cosθ). If θ changes at a constant rate k then the rate of change of slope of the tangent to the curve at θ=π2 is
A
2k√3
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B
k√3
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C
k
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D
none of these
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