SOLUTION: Find only the rational zeros. x^4+4x^3+15x^2-16x-44

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Question 137602: Find only the rational zeros.
x^4+4x^3+15x^2-16x-44
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
graph%28500%2C500%2C-10%2C10%2C-100%2C100%2Cx%5E4%2B4x%5E3%2B15x%5E2-16x-44%29
x=-1.3853..., x=1.69827... (TI-89 calculator)
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Ed