biquadratic

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English[edit]

Etymology[edit]

bi- +‎ quadratic

Adjective[edit]

biquadratic (not comparable)

  1. (mathematics) Of a polynomial expression, involving only the second and fourth powers of a variable, as x4 + 3x2 + 2. Sometimes extended to any expression involving the biquadrate or fourth power (but no higher powers), as x4 − 4x3 + 3x2x + 1.

Noun[edit]

biquadratic (plural biquadratics)

  1. (mathematics) A biquadratic equation.

Related terms[edit]