Show:
Identifying Linear Functions
Using Intercepts
Slope
Slope intercept form
Point Slope form &Slopes of lines
100

What is a function whose graph forms a straight line called?

linear function

100
What is the x-coordinate of the point where the graph intersects the x axis called?
What is the x intercept
100

What is the slope of a horizontal line?

Zero

100
What is slope intercept form?
y=mx+b
100

What us slope intercept form?

y=mx+b

200

Bonus: No points will be deducted for this if it is incorrect:


What is the standard form of a linear equation?

Ax+By=C

200
Find the x intercept: 2x- 4y=8
x=4
200
What is the slope of a vertical line?
Undefined
200
Write the equation in slope intercept form: slope=0, y intercept =-5
y=-5
200
What lines have the same slope?
parallel
300

Tell whether the function is linear and turn it into slope intercept form: -x+y=3

Yes can be written as -x+y=3 y=x+3

300
Find the x and y intercepts of 3x+4y=24
x=8 and y=6
300
Find the slope of (4,-2) and(-1,2)
What is -4/5
300
Write the equation in slope intercept form: slope=4 and (2,5) is on the line
y=4x-3
300

Freebee! Everyone gets the points

:)

400
Tell whether the set of ordered pairs satisfies a linear function. Explain (2,4), (5,3) (8,2), (11,1)
Yes, constant change in 3 for x. Constant change of -1 in y
400
Find the x and y intercepts of 3x- 2y=12
x=4 and y=-6
400
Find the slope of (20,3000) and (60,2000)
What is -25
400
Graph the equation: y= 4x-3
See graph
400

Write this equation in slope intercept form  slope=-4, (-1,-2)

Slope intercept: y=-4x -6

500

Tell whether the function is linear and graph the function

y=x

Yes it is linear.

500
Find the x and y intercepts of 2x + 4y=8. Then graph it
x=4 and y=-2
500
Find the slope of the equation: 6x + 5y=30
What is 6/5
500
Write the equation in slope intercept form and graph: 3x+2y=8
y=-3/2+4 See graph
500

Write the equation in  slope intercept form: (1,-4) and (3,2)

slope intercept: y=3x -7