Vocab
What is the y-axis?
The vertical axis.
Is 2x+4y=10 linear?
Yes
What are the four graphs that we base all graphing on?
The parent graphs
What would be the slope for the equation: y=1/4x+2?
1/4
What is the ordinate?
The y-coordinate of a point.
Is y=x3-4
No.
What are the parent graphs?
y=x, y=x2, y=x3, y=lxl
What would be the slope of the line perpendicular to the equation:y=-3x-5
1/3
What is the abscissa?
The x-coordinate of a point.
Is y=2x-7 linear? If not, what shape does it make?
It's linear
What shape does y=x3 make?
A squiggle
Do parallel lines have the same slope?
Yes
What shape would this parent graph make? y=x2
A parabola.
Is y=-2lxl+5 linear? If not, what shape does it make?
It's not linear. It makes a v-shape.
What is the change in the equation y=x-2
Subtracting 2 off of x.
What is the y-intercept of this equation? 2x-4y=16
-4