Identifying Linear Functions
Absolute Value
Solve Compound Inequalities
Slope intercept form
Point Slope form &Slopes of lines
100
What is a function whose graph forms a straight line called?
linear function
100
Solve for v. |v+8|-5=2
v= -15, -1
100
Solve w+3>2
w<-12
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)
200
What is the standard form of a linear equation?
Ax+By=C
200
Solve for x |5x+5|=45
x= -8, 8
200
Solve 9≤-1-5p≤14
p≤-2 or p≥-3
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 standard form of linear equation: y=x+3
Yes can be written as -x+y=3
300
Solve for x 6|1-5x|-9=57
x= -2 and 12/5
300
Solve 8+10x>88 or x-5<-9
x>8 or x<-4
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
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
Solve for x |2x|=-4
no solution
400
Solve 3+8b≤27 or-b-9≤-13
b≤3 or b≥4
400
Find the slope of (4,-2) and(-1,2)
What is -4/5
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
500
Tell whether the function is linear and graph the function
Yes it is linear.
500
|x-2|<8
x<10,x>-6
500
Solve 2x-8≥4 or 8x+7<15
x<1 or x≥6
500
Find the slope of the equation: 6x + 5y=30
What is 6/5
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
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