Precalc0103to0104-page17

Precalc0103to0104-page17 - (Section 1.3: Basic Graphs and...

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(Section 1.3: Basic Graphs and Symmetry) 1.3.17 PART K: SQUARE ROOT FUNCTION Let fx () = x or x 1/ 2 . We discussed the graph of f in Section 1.2. WARNING 4 : f is not an even function, because it is undefined for x < 0 . The graphs of y = x 4 or x 1/ 4 , y = x 6 or x 1/6 , etc. resemble this graph, as do the graphs of y = x 3 4 or x 3/4 , y = x 5 8 or x 5/8 , etc. (See Footnote 1.) PART L: CUBE ROOT FUNCTION Let = x 3 or x 1/3 . The graph of f resembles the graph in Part K for
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