Matematică și Logică SAT - Mathematics

the point where a line, curve, or surface crosses an axis on a graph

punctul de intersecție

a flat, two-dimensional surface that extends infinitely in all directions

plan

(mathematics) a quantity whose value changes according to another quantity's varying value

funcție

to make a representation of something, especially one based on mathematics

a modela

a quantity or value that remains the same and does not change in a specific mathematical context

constantă

a combination of numbers, variables, operations, and grouping symbols that collectively represent a numerical value or relationship

expresie algebraică

(of mathematical expressions or quantities) having the same value or function, even if they appear in different forms

echivalent

to meet or cross another path, line, etc. at a particular point

intersecționa

a type of graph used in statistics and data analysis to display and compare two sets of numerical data

diagrama de dispersie

a straight line drawn through the center of a group of data points on a scatter plot representing the best approximation of the relationship between the variables being studied

linia de regresie

(mathematics) a quantity that is capable of assuming different values in a calculation

variabilă

a system of numerical values used to quantify and compare levels, degrees, or values

scară

a diagram or illustration that is used to show or explain something, such as a chart, graph, or drawing

figură

the set of all possible input values for which a given function is defined

domeniu

(mathematics) a set of points whose coordinates are in agreement with one another

grafic

a diagram consisting of bars with different heights that represent the amount of a variable

histogramă

a set of real numbers that includes all the numbers between any two specified numbers within the set

interval

a mathematical function that creates a straight line when graphed

funcție liniară

a function that can be expressed as the ratio of two polynomials, where the denominator is not zero

funcție rațională

any set of numbers that represent an exact position on a map or graph

coordonată

a fixed numerical value that is a whole number, either positive, negative, or zero

constanta întreagă

an equation that makes a straight line when graphed

ecuație liniară

to have a direct relationship or alignment with something else, such as paired values or elements

corespunde

a single number, variable, or the product of numbers and variables in an expression or equation, separated by addition or subtraction operators

termen

a reference line used in coordinate systems to provide a framework for locating points

axă

a mathematical function that can be expressed as a sum of terms, where each term is a constant multiplied by a variable raised to a non-negative integer power

funcție polinomială

to fulfill the conditions or requirements of a mathematical statement, equation, or inequality

satisface

a numerical or constant factor that multiplies a variable in an algebraic term

coeficient

an equation where the highest power of the variable is squared

ecuație quadratică

a statistical method used to model and analyze the relationship between a dependent variable and one or more independent variables

regresie

having or involving two distinct modes, peaks, or most frequent values

bimodal

having equal distances from two or more points

equidistant

having points that lie on the same straight line

coliniar

a statement or proposition that has been proven to be true based on previously established axioms, definitions, and other theorems within a particular mathematical or logical system

teoremă

a recurring interval or length associated with a mathematical function or pattern

perioadă

to find the numerical value of an expression, equation, or function by substituting specific values for the variables

evalua

a way of representing numbers as the sum of each digit multiplied by its place value

notație extinsă

a method of writing numbers as the product of a coefficient and a power of 10

notația științifică

to represent or illustrate something using a drawing, chart, or schematic

diagrama

a rectangular array of numbers or symbols organized in rows and columns, commonly used in linear algebra for representing equations, transformations, and vector operations

matrice

the product of all positive whole numbers from 1 to a given number

factorial

an ordered set of numbers that describes both magnitude and direction, commonly used to represent quantities like displacement, velocity, or force in physics and engineering

vector

a two-dimensional system used to represent points in space

plan de coordonate standard

a mathematical function that relates the angles of a triangle to the lengths of its sides, commonly including sine, cosine, and tangent

funcție trigonometrică

a way of representing a system of linear equations in matrix form

matrice augmentată

a vector that has a magnitude of 1 and represents direction without regard to scale

vector unitar

a single number calculated from the elements of a square matrix that indicates important properties, like whether the matrix can be inverted

determinant