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27 Cards in this Set
- Front
- Back
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Variable |
A letter that represents an unknown quantity. |
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Algebraic Expression |
An expression containing at least one variable |
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base (in an exponential expression) |
The number used as a factor |
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exponent |
The number of times a base is used as a factor |
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power |
product of an exponential expression |
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Radicand |
The expression inside the radical sign |
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Four Steps to Happiness |
1. Define the variable. 2. Write the equation. 3. Solve the equation. 4. Answer the question asked. |
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Real Numbers |
All numbers on the number line. |
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Rational numbers |
Numbers that can be written a/b OR All terminating or repeating decimals. |
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Irrational Numbers |
Numbers that neither end nor repeat. |
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Integers |
The Whole Numbers and their opposites |
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Whole Numbers |
{0, 1, 2, 3, . . .} |
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Commutative Property of Addition |
For all real numbers, a and b, a + b = b + a. |
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Associative Property of Multiplication |
For all real numbers, a, b, and c, (a*b)*c = a*(b*c). |
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Identity Property of Addition |
For all real numbers, a, a + 0 = 0 + a = a |
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Multiplicative Property of Zero |
For all real numbers, a, a * 0 = 0 * a = 0. |
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Definition of Subtraction |
Add the opposite. |
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Distributive Property of Multiplication over Addition |
For all real numbers, a, b, c, a(b+c) = ab + ac. |
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Open Sentence |
An equation containing a variable. |
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Replacement Set |
All possible values of the variable. |
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Solution Set |
All values of the variable that make the sentence true. |
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x-axis |
horizontal axis |
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y-axis |
vertical axis |
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ordered pair |
A pair of numbers that name the location of a point on the coordinate plane. |
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Coordinate Plane |
Two number lines that intersect at right angles. |
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Origin |
The point where the two number lines forming the coordinate plane intersect. (0,0) |
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Quadrant |
One of 4 sections of the coordinate plane. |
