IM Alg2.2.11 Lesson: Finding Intersections
Mentally identify a point where the graphs of the two functions intersect, if one exists.
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For each pair of polynomials given, find all points of intersection of their graphs.
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Find all points of intersection of the graphs of the equations
and .
Use graphing technology to check your solutions.
Consider the functions and . Use graphing technology to find a value of that makes true.
For the -value at the point of intersection, what can you say about the value of ?
What does your answer suggest is a possible factor of ?
Write your own polynomial of degree 3 or higher.
Use graphing technology to estimate the values of that make true.