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23 Cards in this Set
- Front
- Back
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A(n)_______ is formed by numbers and variables connected by the operations of addition, subtraction, multiplication, division, raising powers or taking roots.
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algebraic expression
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The ________ of a number a is -a.
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opposite
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3(x-6)=3x-18 by the ________ property
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distributive
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The _______ of a number is the distance between that number and 0 on the number line.
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absolute value
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A(n) _____ is a shorthand notation for repeated multiplication of the same factor.
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exponent
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A letter that represents a number is called a _______.
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variable
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The symbols < and > are called ______ symbols.
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inequality
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If a is not 0, then a and 1/a are called __________.
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reciprocals
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A+B=B+A by the ________ property.
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cummutative
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(A+B)+C=A+(B+C) by the _______ property.
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associative
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The numbers 0,1,2,3,... are called _______ numbers.
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whole
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If a number corresponds to a point on the number line, we know that number is a _______ number.
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real
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The statement "x<5 or x>7" is called a(n) _________.
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compound inequality
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An equation in one variable that has no solution is called a(n) __________.
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contradiction
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The _______ of two sets is the set of all elements common to both sets.
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intersection
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The _______ of two sets is the set of all elements that belong to either of the sets.
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union
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An equation in one variable that has every number (for which the equation is defined) as a solution is called a(n) ________.
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identity
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The equation d=rt is also called a(n)_________.
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formula
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A number's distance from 0 is called its _________.
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absolute value
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When a variable in an equation is replaced by a number and the resulting equation is true, then that number is called a(n) _________ of the equation.
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solution
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The intergers 17,18,19 are examples of __________.
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consecutive intergers
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The state 5x-0.2<7 is an example of a(n) __________.
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linear inequality in one variable
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The statement 5x-0.2+7 is an example of a(n) _______.
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linear equation in one variable
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