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Express f(x) as a product of linear and quadratic polynomials with real coefficients

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The degree three polynomial f(x) with real coefficients and leading coefficient 1, has -3 and + 4i among its roots.
Express f(x) as a product of linear and quadratic polynomials with real coefficients.

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Solution Summary

A polynomial is expressed as a product of linear and quadratic polynomials with real coefficients given its leading coefficient and roots.

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