Definition of Biquadratic equation. Meaning of Biquadratic equation. Synonyms of Biquadratic equation
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Definition of Biquadratic equation
Biquadratic equation Biquadratic Bi`quad*rat"ic, a. [Pref. bi- + quadratic: cf. F.
biquadratique.] (Math.)
Of or pertaining to the biquadrate, or fourth power.
Biquadratic equation (Alg.), an equation of the fourth
degree, or an equation in some term of which the unknown
quantity is raised to the fourth power.
Biquadratic root of a number, the square root of the square
root of that number. Thus the square root of 81 is 9, and
the square root of 9 is 3, which is the biquadratic root
of 81. Hutton.