> or <
> or <
≤ or ≥
≤ or ≥
Shading below the line?
≤ or <
Shading above the line?
≥ or >
No repeated x values
When solving inequalities when do you flip the inequality symbol?
When you multiply or divide by a negative.
Quadratic Parent Function
y = x^2 it is a u shape
Linear Parent Function
y = x it is a straight line
Absolute Value Parent Function
y = abs(x) it is a v shape
dependent depends on independent
dependent is a function of independent
Independent/Dependent on a table
independent on the left and dependent on the right
Independent/Dependent on a coordinate plane
independent on the x-axis and dependent on the y - axis
the minimum or maximum of a quadratic
What are the other words for the solutions of a quadratic?
roots, zeros, x-intercepts
What is the equation for the axis of symmetry?
x = # (x-value of the vertex)
If a quadratic does not touch the x-axis what is the solution?
no real roots
What is the slope of y = 2?
What is the slope of x = 3?
undefined or no slope
From a graph, how do you find slope?
pick two points and count rise over run
upward to the right
downward to the right
What is the equation of a vertical line?
x = #
What is the equation of a horizontal line?
y = #
the cause; it is ―in‖ the equation
When you multiply what do you do to the exponents?
When you divide what do you do to the exponents?
When you have an extra exponent what do you do to the exponents?
When you add what do you do to the exponents?
How do you write domain?
left to right # ≤ x ≤ #
How do you write range?
bottom to top # ≤ y ≤ #
f(x) = y
means x = 2
F(x) = 5
means y = 5
have the same slope different y-intercept
have opposite reciprocal slopes (i.e. m = 2/3 and perpendicular m = -3/2)
How do you write the x-intercept?
How do you write the y-intercept?
How can you find the mean, mode, median, and range on the calculator?
Stat edit, Start enter
Middle Number (they have to be in order)
How do you write percents when using them in an equation?
Word problem vocabulary:
less than (-), is (=), product(•), quotient (÷)
How do you go to a specific value on the calculator table?