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OpenStudy (anonymous):
f(x) = x^4 + 3x^3 - 15x^2 - 19x + 30 Provide at least one zero from this equation. Please explain.
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OpenStudy (mertsj):
You know what the possible rational zeros are, right?
OpenStudy (mertsj):
Use synthetic division to find one of them that is an actual zero.
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