English-Finnish translations for biquadratic

Definition of biquadratic

• Of a polynomial expression, involving only the ''second, third and fourth'powers of a variable, as ''x''⁴ + 3''x''² + 2. Sometimes extended to any expression involving the biquadrate or fourth power , as ''x''⁴ − 4''x''³ + 3''x''² − ''x'+ 1
• A biquadratic equation

Related words

• quadratic
• quartic