Mathematical Terms
In a rectangular coordinate system, the horizontal number line is called the __________.
x-axis
In interval notation [2,5) represents the set of real numbers between ____ and ___, including _____, but not including ______.
2 and 5 2 and 5
The set of {1,2,3,4,5} is called the set of ____________.
Natural Numbers
The axes, of the rectangular coordinate system divide the plane into regions, called _________. There are _____.
Quadrants 4
Every real number is either a________ number or a _________.
Rational Irrational
An algebraic expression is ________ when parenthesis have been removed and like terms have been combined.
Simplified
The ordered pair (4,19) is a ______ of the equation y=x^2 + 3 because when 4 is substituted for x and 19 is substituted for y, we obtain a true statement. We also say that (4, 19) ________ the equation.
Solution Satisfies
The set {......,-4,-3,-2,-1,0,1,2,3,4......} is called the set of ___________>
Integers
If a and b are real numbers, the commutative property of addition states that a + b= ________________.
b + a Commutative property of addition
The set of numbers in the form a/b, where a and b belong to the set in statement 7 above b =0, is called the ______.
Rational numbers
True or False: 7 x 10^4 is written in scientific notation
True
A letter that represents a variety of different numbers is called a________________.
Variable
If a, b, and c are real numbers, the disruptive property states that a (b+ c) = _________.
ab +ac
The addition property of equality states that if a = b, then a + c = ____________.
b + c
The multiplication property of equality stats that if a = b and c is not = to 0, then ac= ______
bc
In solving an equation, if you eliminate the variable and obtain a true statement such as 6 = 6, the equation is an _________. The solution set can be expressed using interval notation as __________ or ________.
negative infinite or infinite
A positive number is written in scientific notation when it is expressed in the form a x 10^n, where a is ______________________________________ and n is a ___________.
A number is greater than zero and less than 10 Integer.
|a|, called the ______ ______ a, represents the distance from _____ to _____ on the number line.
Absolute Value 0 to a
The first step in solving IR + Ir= E for I is to obtain a single ocurance of I using the ___________ property.
Distributative
The first step in solving 7 + 3(x-2) = 2x + 10 is to apply the
Distributive property
Solving the formula for a variable means rewriting the formula so that the variable is ______________.
Isolated to one side
If a, b, and c are real numbers, the associative property of multiplication states that a (b + c)= ____ = a(bc).
(ab)c Associative Property of Multiplication
In a rectangular coordinate system, the vertical number line is called the __________.
y-axis
A combination of numbers , letters that represent numbers, and operation symbols is called an_________.
Algebraic Expression
Two or more equations that have the same solution set are called ________ equations.
Equivalent
True or false: 70 x 10^3 is written is scientific notation
False
In interval notation, (-2, infinite) represents the set of real numbers _____ ______ -2.
Greater Than
In interval notation, (- infinite, - 1] represents the set of real numbers ______ _____ ____ _____ ____.
Greater Than or equal too.
In solving an equation, if you eliminate the variable and obtain a a false statement, such as 2 = 3, the equation is a_________ equation. The solution set can be expressed using the symbol ______.
Inconsistent Zero with a line through it.
In the rectangular coordinate system, the point of intersection of the horizontal axis and the vertical axis is called the _________.
Origin
The set {0,1,2,3,4,5) is called the set of _____________.
Whole numbers
a + (-a) = ______. The sum of a real number and its additives ______ is _____, the additive ________.
Zero Inverse Zero Indentity
If a is >0, then |a| =_____. If a < 0,then |a| = ____.The sum of a real number and its additives ______ is _____, the additive ________.
a -a
A statement that expresses a relationship between two or more variables, such as C=5/9(F-32) is called a _______.
Formula
If n is a counting number, b^n, read B to the nth power, indicates that there are n factors of b. The number b is called the ________ and the number n is called the ______________.
Base Exponent
The set of numbers whose decimal representations are neither terminating nor repeating is called the set of
Irrational Numbers
The notation 2 < 5 means that the 2 is to the _____of 5 on a number line.
Left
An equation in the form ax+b=0, a is not equal to zero, such as 3x+17=0, is called a _______ equation in one variable
Linear
