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F-IF.C.7. Graph functions expressed symbolically and show key features of the graph, by hand in simple cases and using technology for more complicated cases.

    F-IF.C.7.b. Graph square root, cube root, and piecewise-defined functions, including step functions and absolute value functions.

    F-IF.C.7.d. Graph rational functions, identifying zeros and asymptotes when suitable factorizations are available, and showing end behavior.