Evaluating
|4|
4
|x|=5
x=5
x=-5
What does the graph look like? What is domain/range?
y=|x+3|-4
Domain : All real numbers
Range :
y> -4
-2|x|+8=0
x=4 and x=-4
|-20|=
20
|x-5|=-3
What is the maximum/minimum?
y=-|x+3|-3
Max ; y=-3
|x+5|-3=0
x=-2 and x=-8
|-10|+|5|=
15
(|3-2x|)/10=4
x=-37/2
x=43/2
What are the x and y intercepts for this graph (written as points).
y=2|x+5|
x-intercepts
(-5,0)
y-intercepts
(0,10)
-|x+4|+1=-1
x=-2 and x=-6
|33-48|=
15
1+|x+8|=16
x=7
x=-23
What is the max/min, domain/range, x/y intercepts of the following function?
y=|x-4|
Minimum: y=0
Domain: All real numbers
Range: y>0
x-intercepts (4,0)
y-intercepts (0,4)
2|x-3|-4=2
x=0
x=6
|20-40|-30+|-23|
13
-2+2|-9a-3|=112
a=6
a=-20/3
Graph the function, then state the vertex, max/min, x/y int, and domain/range.
y=-3|x-2|+7
Vertex: (2,7)
Max: y=7
x-intercepts: (-1/3,0) and (13/3,0)
y-intercepts: (0,1)
Domain: All real numbers
Range: y<7
-2|x-3|-4=2
No solution