Functions
What is an input?
An input is the value that is put into a function or expression; the value of x.
What is the graphing form equation of a line?
y = mx + b
What is the following symbol >?
Greater Than
Where are the solution(s) found on a graph for a system of equations?
Point(s) of intersection
What is the method used to get rid of fractions from an equation?
Fraction Busting; Bust a Fraction
What is the symbol for function notation?
f(x)
h is always the opposite
Which inequalities are associated with a closed circle?
Less than equal to AND Greater than Equal to
(Vice Versa)
Where are the solutions found on a graph for a system of inequalities?
Where the shaded areas intersect.
What is the inverse operation of a square root?
An exponent of 2; square
What is domain and range?
Domain are all the values for x that exist and produce an output AND Range are all the values of y that are produced by the inputs.
What is the shape of the function
f(x) = | x |?
The shape is a V
Which inequalities are associated with a dashed line?
< and > (Vice Versa)
Equal Values, Substitution & Elimination
What does the Absolute Value measure?
Compute f(-3) given f(x) = 3x2 - 6
f(-3) = 21
What is the process called when that converts ax2+bx+c to (x - h)2 + k?
Completing the Square
Given the following inequality:
y > -x + 2, which part of the line would be shaded?
Above
Solve the following system:
y = -4x +8
y = -6x + 10
(1, 4)
Solve the equation:
4 |8x - 2| = 8
x = 0 OR (1/2); (1/2) or 0
Given g(x) = 10 - 3x find x when g(x)= 40
x = -10
Write the equation in graphing form of a Quadratic Function that has shifted 2 units to the right AND 1 unit down.
(x - 2)2 - 1
Graph the following inequality:
y < (1/2)x + 3.
See students whiteboards
Solve the following system:
x + y = 11
3x - y = 5
(4, 7)
Solve the equation:
(x - 3)2 - 2 = 7
x = 6 AND 0; 0 AND 6