Associations to the word «Quadratic»


QUADRATIC, adjective. Square-shaped
QUADRATIC, adjective. (mathematics) of a polynomial, involving the second power (square) of a variable but no higher powers, as \(ax^2 + bx + c\).
QUADRATIC, adjective. (mathematics) of an equation, of the form \( ax^2 + bx + c = 0\).
QUADRATIC, adjective. (mathematics) of a function, of the form \( y = ax^2 + bx + c \).
QUADRATIC, noun. (mathematics) A quadratic polynomial, function or equation.
QUADRATIC EQUATION, noun. (mathematics) a polynomial equation of the second degree.
QUADRATIC FIELD, noun. (algebraic number theory) A number field of degree two.
QUADRATIC FIELDS, noun. Plural of quadratic field
QUADRATIC FORMULA, noun. The formula in the form \(x = \frac {-b \pm \sqrt{b^2 - 4ac}}{2a}\) for finding roots of the quadratic equation.
QUADRATIC FORMULAS, noun. Plural of quadratic formula
QUADRATIC FUNCTION, noun. (mathematics) Any function whose value is the solution of a quadratic polynomial
QUADRATIC FUNCTIONS, noun. Plural of quadratic function
QUADRATIC INTEGER, noun. (mathematics) A number (real or complex) which is a solution to an equation of the form \(x^2 + Bx + C = 0\) for some integers B and C. For example 42, or 2+3i, or \(1+\sqrt{-3} \over 2\).
QUADRATIC INTEGERS, noun. Plural of quadratic integer
QUADRATIC MEAN, noun. (mathematics) A type of average, calculated as the square root of the mean of the squares, ie. \(Q = \sqrt { x_1^2 + x_2^2 + ... + x_n^2 \over n }\).
QUADRATIC RECIPROCITY, noun. (number theory) Mathematical theorem relating the Jacobi symbol \(\left({a \over b}\right)\) to the inverted \(\left({b \over a}\right)\), essentially relating the question of whether a is a square modulo b to the opposite question of whether b is a square modulo a (or modulo the prime factors).

Dictionary definition

QUADRATIC, noun. An equation in which the highest power of an unknown quantity is a square.
QUADRATIC, noun. A polynomial of the second degree.
QUADRATIC, adjective. Of or relating to or resembling a square; "quadratic shapes".
QUADRATIC, adjective. Of or relating to the second power; "quadratic equation".

Wise words

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Steven Wright