Solutions To Mathematics Textbooks/Calculus Early Transcendentals (6th) (0495011665)/Chapter 1.2

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9[edit]

is a cubic, so must be of the form .


Therefore, , so now


Looking at other values:


Try to solve simulatenously:

, thus .

, thus .


Thus,

Solve simultaneous equation:

therefore .


If then:

, thus .


Therefore, we have and our function is given by .