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Algebra Revisited
Polynomial and Rational Expressions
One-Variable Polynomials and Rational Expressions
Relating Polynomial Roots, Factors, and Coefficients
Symmetry in Polynomial Roots and Factors, with Applications
Solving/Factoring "Simple" or Low-Degree Polynomials
Solving the Quartic in Terms of Radicals
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We want to solve the equation ax4+bx3+cx2+dx+e=0a x^4+b x^3+c x^2+d x+e=0ax4+bx3+cx2+dx+e=0, assuming that a≠0a\ne0a=0 so that it really is a quartic equation. First, as with e…
By David Harden
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