Mean Value theorems (Lagrange’s, Cauchy, Taylor’s and Maclaurins with different remainders). Expansion of sin(x), cos(x), e^x, log(1+x), (1+x)^m.
Unit II:
II
9.00
Derivative of an arc, Intrinsic equation of the curve, Pedal equation (Cartesian and Polar Curves), Curvature.
Unit III:
III
9.00
Partial differentiation, Total derivative , Euler’s theorem for homogeneous functions, Maxima and Minima of functions of two independent variables – necessary and sufficient conditions ( without proof) , Lagrange’s undetermined multipliers ( without proof ) and simple problems.
Unit IV:
IV
Envelopes, Asymptotes(Cartesian and Polar curves).
Unit V:
V
9.00
Multiple points, Classification of double points – Node, cusp, point of inflexion.
Tracing of curves: Cartesian and Polar form.
Essential Readings:
Shanti Narayan, Differential Calculus , S.Chand and Co., New Delhi.,1996
M. Ray & G.C. Sharma, Differential Calculus, Shivlal agarwal & Co. Agra, 1998.
Gorakh Prasad , Text Book on Diff.Calculus , Pothishala Pvt.Ltd, Allahabad,1992.