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OpenStudy (anonymous):
Mrs. Collins is at the table with you and states that the fourth-degree graphs she has seen have four real zeros. She asks you if it is possible to create a fourth-degree polynomial with only two real zeros. Demonstrate how to do this and explain your steps.
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OpenStudy (anonymous):
|dw:1387839409770:dw|This is one possible thing the graph could look like
OpenStudy (anonymous):
There would be two real solutions and two complex ones
OpenStudy (anonymous):
Is she looking for a method for creating a polynomial, or just a graph of what it would look like?
OpenStudy (anonymous):
both @jabberwock
OpenStudy (anonymous):
An example of such polynomial would be (1-x)(1+x)(x^2+1) f(x) = 0 for x = 1 or x = -1
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OpenStudy (anonymous):
And the graph would look like this
OpenStudy (anonymous):
thank you @ocelot40
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