2x + 5 < 21
x < 8
(3-2)3
3-6
Multiply the exponents
Give the domain and range:
(5, 4), (0,2), (5, -3)
D: 5, 0
R: 4, 2, -3
2(x + 3y - 4x)
2x + 6y - 8x
Identify the slope and y intercept:
y = 3x - 2
slope= 3
y intercept = (0, -2)
3x + 5 > -16
x > -7
34 x 35
39
Add the exponents
Is this a function?
(6,4), (1, 3), (6, -2)
No
4 ( x - 2y - 3x + y)
4x - 8y -12x + 4y
y = -5
3x - 4y = 2
x = -6
-5x + 3 > 18
x < -3
34/32
32
Subtract the exponents
Is this a function?
-8x - 4y
-4(2x + y)
Graph y = 3x - 1
x ≤ -1
Rewrite in radical form:
52/3
(3√5)2
Is this a function?
Yes
3x + 36x + 18
3(x + 12x + 6)
Draw an x/y table for y = 3x -2.
x y
0 -4
1 -7
y ≥ -x - 1
Rewrite in exponential form:
2√34
34/2
Does this table represent a function?
4x2 - 12x2 + 8
4(x2 -3x2 + 2)
By graphing, what is the solution?
y = 4x - 5
y = -2x + 7
(2, 3)