A function f(x) has an inverse, or is one-to-one, if and only if the graph y = f(x) passes the horizontal line test. A graph represents a one-to-one function if and only ...
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horizontal-line-test-calculator
Use the "Horizontal Line Test": f is 1-1 if and only if every horizontal line intersects the graph of f in at most one point. Note that this is just the graphical .... A vertical line is said to have the gradient which is undefined. A line that is said to be horizontal has a gradient of 0. The notation that is used for gradients is m.. ... of a Straight Line. The Gradient (also called Slope) of a straight line shows how steep a straight line is. Calculate. To calculate the Gradient: Divide the change in height by the change in horizontal distance ... Equation of a Straight Line Y Intercept of a Straight Line Test Yourself Straight Line Graph Calculator Graph Index. 939c2ea5af