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Jun 26, 2019 · For all real numbers x, arctan x or tan -1 x=u where -π 2 ≤u≤ π 2 . PARENT FUNCTIONS. I. equations of lines. a) Find the equation of the line passing through the point (5, -3) with a slope of 4/5 in slope-intercept form. ... Describe any transformations from the parent graph, f x = x 2 . Give the x and y-intercepts as coordinate points. a ... ................
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