Identifying Linear Functions
Slope
Slope intercept form
Point Slope form &Slopes of lines
Bonus
100

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

linear function

100
What is the slope of a horizontal line?
Zero
100
What is slope intercept form?
y=mx+b
100
Write the linear equation in point slope form: Slope=-7 ; (4,2)
y-2 = -7(x -4)
100

Ms. Rector's favorite subject

What is math?

200
What is the x-coordinate of the point where the graph intersects the x axis called?
What is the x intercept
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
200

The three main characters in Harry Potter...

What is Harry, Ron, and Hermione?

300

Tell whether the function is linear and turn it into standard form of linear equation: y=x+3

Yes can be written as -x+y=3

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
How do you know when you have perpendicular slopes?
When the product of the slopes equal -1
300

The Dallas Cowboy's Quarterback is...

What is Dak Prescott?

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 slope of (20,3000) and (60,2000)
What is -25
400
Graph the equation: y= 4x-3
See graph
400
Write this equation in point slope form & in slope intercept form: slope=-4, (-1,-2)
Point slope form: y+2= -4(x+1) Slope intercept: y=-4x -6
400

The Princess and the Frog takes place in the state of...

What is Louisiana?

500
Tell whether the function is linear and graph the function
Yes it is linear.
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 point slope form and in slope intercept form: (1,-4) and (3,2)
Point slope: y-2=3 (x-3) slope intercept: y=3x -7
500

The verse of the week means...

GREAT ANSWER JESUS IS THE BEST :,)

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