Why a function is expanded in series? facts explained

#expansionoffunctions #conceptualphysics #sayphysics 0:00 what is a function? How a function is expanded? 1:33 expansion of functions -Taylor's series 2:50 how to expand a function with Taylor series 7:50 the exponential function and its series expansion Why a function is expanded in series? What is approximation? why a function is expanded in series?, approximation, approximating function, taylor series, what is approximation?, series, function approximation, errors and approximations in partial differentiation, expansion of a function, infinite sequences and series, approxiumation of error in hindi, maclaurin series, taylor approximation, approximation with taylor polynomial, errors and approximations, power series, second order taylor approximation, maclaurin series in tamil, errors approximations using differentials Lecture Notes: https://drive.google.com/open?id=1hOlNWSacV-UO8UUr3r1u2NKWkTg3Fy79