微積分大一基礎(chǔ)知識經(jīng)典講解(留存版)
【正文】 3. DefinitionGiven two functions f and g, the posite function(復(fù)合函數(shù)) is defined byNote Example If find each function and its domain. An elementary function(初等函數(shù)) is constructed using binations(addition加, subtraction減, multiplication乘, division除) and positionstarting with basic elementary functions.Example is an elementary function. is an elementary function.1)Polynomial(多項式) Functions where n is a nonnegative integer.The leading coefficient(系數(shù)) The degree of the polynomial is n.In particular(特別地),The leading coefficient constant functionThe leading coefficient linear functionThe leading coefficient quadratic(二次) functionThe leading coefficient cubic(三次) function2)Ra
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