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McGraw Hill Integrated II, 2012

MH

McGraw Hill Integrated II, 2012 View details

5. Solving Quadratic Equations by Using the Quadratic Formula

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Exercise 54 Page 138

Use the fact that the solutions of an equation are the x-intercept of the graph of the related function.

One

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We know that the solutions of an equation can be identified by finding the x-intercepts of the graph of the related function. If the related function touches but does not cross the x-axis, then the equation has one real solution.

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Exercises p.137-139