Forms of a graph
y=mx+b is called this
Slope-intercept form
-3x+4=16
x=-4
{(9,0),(8,1),(7,2),(6,3)}.
Domain is
Range is
Domain (9,8,7,6)
Range (0,1,2,3)
Pi is...
Rational or Irrational
Irrational
What do parallel lines have in common?
Slope
Ax+By=C is called this
Standard Form
3y>2x-6
y>2/3x-2
Domain is what values?
Range is what values?
X-values
Y-values
Rational numbers can be written as a this.
what is a fraction
What needs to happen to a given slope in order to get a perpendicular line?
Opposite and reciprocal
Given an x-intercept and y-intercept we use this form to graph a line.
What is Standard Form
Slope is 4. B is 2. Write the equation in slope intercept form.
y=4x+2
What can't repeat in a function?
The x's
True or false?
Irrational numbers are repeating decimals.
False
Given y=x-4, what is an equation of a parallel line?
y=x something
This is also known as the beginning point of a linear graph.
B
Write an equation and solve for the following scenario.
I made a purchase of $40 and then I spent $2 a day on coffee. By the end of the month, how much did I spend?
2x+40
I spent $100.
Is this a function?
(8,2),(6,4),(8,7),(9,2)
No
Rational numbers do NOT include negative numbers.
True or false
False
Given y=-2x+4, what is a line parallel to this line that goes through point (-2,2)?
y=-2x-2
2x+4y=16 in slope intercept form is.
y=-1/2x+4
I have to have a profit for my clothing line. If I put in $2,000 to start it, how many items do I have to sell if each item is an average of $5 make a profit?
More than 400 items
Every week I make $20. Over a month what would my domain and range be?
Domain: (1,2,3,4)
Range: (20,40,60,80)
Classify 2 rational numbers and 2 irrational numbers.
I will check the answers
Given -1/3x+6, what is a line perpendicular that goes through point (2,8)?
y=3x+8