- quadratic term
- мат. член второй степени, квадратичный член
Большой англо-русский и русско-английский словарь. 2001.
quadratic term
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quadratic — [kwä drat′ik] adj. [ QUADRATE + IC] 1. Rare square 2. Algebra involving a quantity or quantities that are squared but none that are raised to a higher power n. Algebra a quadratic term, expression, or equation quadratically adv … English World dictionary
Quadratic equation — This article is about quadratic equations and solutions. For more general information about quadratic functions, see Quadratic function. For more information about quadratic polynomials, see Quadratic polynomial. In mathematics, a quadratic… … Wikipedia
Quadratic irrational — In mathematics, a quadratic irrational, also known as a quadratic irrationality or quadratic surd, is an irrational number that is the solution to some quadratic equation with rational coefficients. Since fractions can be cleared from a quadratic … Wikipedia
Quadratic form — In mathematics, a quadratic form is a homogeneous polynomial of degree two in a number of variables. For example, is a quadratic form in the variables x and y. Quadratic forms occupy a central place in various branches of mathematics, including… … Wikipedia
Quadratic function — A quadratic function, in mathematics, is a polynomial function of the form f(x)=ax^2+bx+c ,!, where a e 0 ,!. The graph of a quadratic function is a parabola whose major axis is parallel to the y axis.The expression ax^2+bx+c in the definition of … Wikipedia
Quadratic — In mathematics, the term quadratic describes something that pertains to squares, to the operation of squaring, to terms of the second degree, or equations or formulas that involve such terms. Quadratus is Latin for square . Mathematics Algebra… … Wikipedia
Quadratic polynomial — In mathematics, a quadratic polynomial is a polynomial whose degree is 2. A quadratic polynomial with three terms is called a quadratic trinomial. Some examples of quadratic polynomials are ax 2 + bx + c , 2 x 2 − y 2, and xy + xz + yz… … Wikipedia
Quadratic integral — In mathematics, a quadratic integral is an integral of the form :int frac{dx}{a+bx+cx^2}. It can be evaluated by completing the square in the denominator.:int frac{dx}{a+bx+cx^2} = frac{1}{c} int frac{dx}{left( x+ frac{b}{2c} ight)^2 + left(… … Wikipedia
Solving quadratic equations with continued fractions — In mathematics, a quadratic equation is a polynomial equation of the second degree. The general form is:ax^2+bx+c=0,,!where a ne; 0.Students and teachers all over the world are familiar with the quadratic formula that can be derived by completing … Wikipedia
Constant term — In mathematics, a constant term is a term in an algebraic expression has a value that is constant or cannot change, because it does not contain any modifiable variables. For example, in the quadratic polynomial the 3 is a constant term. After… … Wikipedia
Linear-quadratic-Gaussian control — In control theory, the linear quadratic Gaussian (LQG) control problem is one of the most fundamental optimal control problems. It concerns uncertain linear systems disturbed by additive white Gaussian noise, having incomplete state information… … Wikipedia
