- >: greater than, open dot, dashed line
- <: less than, closed dot, dashed line
- (xyz)^0: Always 1
- (y^3) raised to the 4th power: y^12
- 3 x 10^-5: scientific notation for a number less than 1
- 3 x 10^5: scientific notation for a number >= to 1
- absolute value: |-5|=5
- additive identity: a + 0 = a
- additive inverse: - 3 + 3 = 0
- area of a rectangle: multiply length and width
- associative prop of +: a+(b+c) = (a+b)+c
- b: y-intercept
- commutative prop of +: a + b = b + a
- commutative prop of x: a(b) = (b)a
- constant of variation: what the k is in the equation y = kx (slope)
- difference: subtraction
- direct variation: y=kx (Line that goes thru the origin)
- distance travelled: rate multiplied by time
- distributive prop: 3 (x + 2) = 3 x+ 6
- domain: x's
- evaluate: find the value(number)
- factor: undo multiplication
- FOIL: multiply First Outer Inner Last
- function: no repeating x values or passes vertical line test
- function notation: f(x) ( f(x)= can be replaced with y=)
- GCF: greatest common factor
- irrational numbers: numbers that CAN NOT be expressed as fractions
- linear: a line
- m: slope
- matrix: rectangular arrangment of numbers surrounded by [ ]'s
- mean: average
- median: middle
- mode: most often (may be more than one answer)
- money earned (paycheck): pay rate multiplied by time
- multiplicative identity: a x 1 = a
- multiplicative inverse: 3 (1/3) = 1
- negative exponents: move it and lose it
- order of operations: PEMDAS
- ordered pair: (x,y)
- origin: (0,0)
- parallel lines: two lines that never meet
- perfect squares: 1 4 9 16 25 36 49 64 81 100 121 144 169 196 225
- perimeter: add the sides
- product: multiplication
- quadratic function: f(x)=ax^2+bx+c
- quartiles: divide data into 4 equal parts
- quotient: the number obtained by division
- radicand: The expression under the radical
- range: y's
- reflexive prop: a = a
- scalar: number multiplied by( with matrices)
- set notation: { -2,-2,0,3}
- simplify radicals: no perfect squares under radical sign
- slope: rise / run or y2 - y1 / x2 - x1
- slope of a horizontal line: 0
- slope-intercept form: y=mx + b
- solutions: x-intercepts
- square root: a number that when multiplied by itself equals a given number
- statistical range: highest - lowest
- sum: addition
- symmetric prop: a=b then b=a
- transitive prop: a=b, b=c then a=c
- undefined: slope of a vertical line
- variable: a quantity that can assume any of a set of values
- x = a: vertical line
- y = b: horizontal line
- y^3 multiplied by y^4: y^7
- zeros: x-intercepts