Expressions
The number in front of the variable.
Coefficient
Equal sign
At least, how many variables are in a system of equations?
two
Function
The shape a quadratic function makes graphically.
Parabola
The letter that represents an unknown quantity.
How do you maintain equality when solving?
A method to solve a system of equations that involves swapping a variable for an equivalent expression.
Substitution
The name for rate of change of a line.
Slope
The form of a quadratic function with h and k.
Vertex form
A term with only a number, no variable.
Constant
Used to cancel out a term. Must be done on BOTH sides.
Inverse operations.
A method to solve a system of equations used when both equations have the same isolated variable.
Substitution
How do you know if an exponential relationship is increasing?
b>1
The form of a quadratic function with p and q.
Intercept or Factored form
The action taken to put similar terms together.
combine like terms
What happens before inverse operations?
Combine like terms
A method to solve a system of equations used when each equation has the same variable with the same value coefficient.
Elimination
b
The formula used to find the axis of symmetry of a quadratic function when given in standard form.
x=-b/(2a)
The verb you will find in the directions for combining like terms.
How do you know you are done solving an equation?
The variable is isolated.
The result when you solve a system of equations.
(x , y)
The letter to symbolize where an exponential graph crosses the y-axis.
The highest of lowest point of a quadratic function.
Vertex