Polynomials, Cubic Equations and Partial Fractions - Factorisation by Special Identities

Polynomials, Cubic Equations and Partial Fractions - Factorisation by Special Identities

TGM Original Questions

Factorise the following expressions completely.

\({{x}^{3}}+{{a}^{3}}\)
\({{x}^{3}}-{{b}^{3}}\)

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Answer:(a) \((x + a)(x^2 - ax + a^2)\) (b) \((x - b)(x^2 + bx + b^2)\)

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