Algebra Flashcards

35 terms by mlee4529

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Operation

Something that is done to numbers, subtracting, multiplying, or dividing

Expression

A collection of numbers, operation signs, and symbols of inclusion that stands for a number

Variable

A letter that Represents a number. It represents the same number each time

Substitution

Replacing a variable with a constant

Exponent

In an expression requiring multiplication the constant or variable that tells how many bases to multiply together

Equation

A sentence which says that one expression is equal to another expression

Solution

A number that can be substituted for the variable in the sentence equal

Area

Is a measure of the "space" inside a figure

Additive inverse

2 numbers that add up to 0

Absolute value

The distance of a number from the origin on a number line; the number itself or the opposite of the number, which evere is positive

Positive number

A number greater than 0

Negative number

A number less than 0

Integer

A whole number or it's opposite not including the fraction inbetween

Real number

All numbers on the number line including positive numbers, negative numbers, 0, fractions and decimals

Reciprocal

(mathematics) one of a pair of numbers whose product is 1: the reciprocal of 2/3 is 3/2

Commutative

To interchange, or reverse, the positions of 2 numbers

Associate

To group 2 of the numbers in parentheses so that the operation between them is done 1st

Like terms

2 terms in an expression that have the same variables raised to same powers

Coefficient

a constant number that serves as a measure of some property or characteristic

Multiplicative prop of equality

If: a, b, & c E R and a = b
Then: a x c = b x c

Polynomial

An expression that has no operation other than addition, subtraction, and multiplying by or of the variables

Constant

A symbol which is always stands for the same number

Monomial

A polynomial with one term

Binomial

A polynomial with one term

Trinomial

A polynomial with 3 terms

Degree of polynomial

Is the exponent of the highest power of that variable

Linear

A word describing a first degree polynomial

Quadratic

A word describing a second degree polynomial

Cubic

A word describing athirs degrees polynomial

Conjugate binomials

Binomials that are the same except for the sign between the terms

Radical

A expression that has a root, a sign placed in front of an expression to denote that a root is to be extracted

Rational number

A number that can be written as a ratio of 2 integers

Irrational number

A number that cannot be written as a ratio of 2 integers

Factor

Numbers that are multiplied together

Terms

Numbers that are added to each other or subtracted from each other

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