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Factoring a polynomial

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Use grouping to factor each polynomial completely.

x3 + ax + 3a + 3 x2.

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Solution Summary

This provides one example of factoring a polynomial.

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Here is the solution:

x^3 + a*x + 3*x^2 + 3*a = x * (x^2 + a) + 3 * (x^2 + a)

x^3 + a*x + 3*x^2 + 3*a = (x + 3)*(x^2 + a)
...

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