What is a function whose graph forms a straight line called?
linear function
Write the equation/fraction for slope
y2-y1/x2-x1
A mathematical sentence that contains an equals sign. What is slope intercept form?
Equation
Function or relation: (5,6) (-6,6), (-5,6), (6,-6)
Function
What is the standard form of a linear equation?
Ax+By=C
What quadrant is the ordered pair (-,-) in?
Quadrant III
The dependent variable (y) in y = mx + b Write the equation in slope intercept form: slope=0, y intercept =-5
Output
In a table, the x values are 2, 4, and 6. The y values ate 0, -8, and -16. Is this a function?
Yes, this is a function.
Tell whether the function is linear, then state why or why not: y=x+3
Yes can be written as -x+y=3
Zero
It will have a constant rate of change in the y-values.
Linear Function Table
_____ ______ ______ (3 words) is used to determine if a graph is a function.
Vertical Line Test
What is slope intercept form?
y=mx+b
What property is this 6 - (7- 8) = (6-7) - 8
NONE!!!
_______ slope increases left to right.
Positive
f(x) is the same as the _____ variable
y
A ________ diagram is displayed as two circles, one showing the domain and the other showing the domain.
Mapping
Tell whether the function is linear and determine the slope (two answers): 2x = y + 4
Yes it is linear. m = -4
Solve: f(-2) = 7x - 9
y = _____
y = -5
Find the slope of the equation: 6x + 5y=30
Hint: Write in slope-intercept form.
What is 6/5
An dependent and independent variable used to locate a point on a coordinate plane.
Ordered pair
A function is defined as every _______ having its own _______ (Two answers)
Input, Output