SHOW WORK
Name ___________
1) ‐2x2 * 12x5 = 2) (5x + 10)(3x + 5)
3) ‐4x2 ‐ 9x + 11x + 7x2 + 5 ‐ 3 4) (x + 3)(X + 5)
5) 7x2 + 5 ‐ 2x + 9x ‐ 7 + 2x2
6) (2X + 3)(5X + 5)
Title: Jan 13­8:23 AM (1 of 12)
Solve these equations: Leave answers as fractions in lowest terms
8) 5x + 10 = 0
9) 2x + 7 = 0
10) 2x + 3 = 0
11) 5x + 5 = 0
Title: Jan 13­8:28 AM (2 of 12)
Find the slope of the line graphed below.
12
13
(0, 6)
(1, 4)
(­5, 0)
Title: Jan 8­7:42 AM (3 of 12)
Find the slope of the line passing through the points
14) (­3, 2) (3, 7)
Title: Jan 8­7:44 AM (4 of 12)
15)
Write the equation of the line shown in the graph
(2, 2)
(­3, ­4)
Title: Jan 8­7:45 AM (5 of 12)
Direct Variation
16) The variables x and y vary directly. When x = 3, y = 27. What is the direct variation model?
Title: Jan 8­7:48 AM (6 of 12)
Decide whether the relation is a function
17)
18)
3
6
0
0
5
5
6
7
7
9
3
8
8
9
Domain ­ > 3, 6, 7, 9
Domain ­ > 0, 5, 8
Range ­ > 0, 5, 8
Range ­ > 3, 6, 7, 9
Title: Jan 8­7:49 AM (7 of 12)
19) is the graph a function
Vertical line test Yes Function
Title: Jan 8­7:54 AM (8 of 12)
20)
Write an inequality whose solution is shown in the graph
(0, 5)
(5, 0)
Title: Jan 8­7:56 AM (9 of 12)
21) Solve the inequality and graph the solution set on a number line.
a)
2x + 5
15
b)
2x + 5
Title: Jan 8­7:58 AM (10 of 12)
15
22) graph the line
2x + 5y = 15
Title: Jan 8­8:01 AM (11 of 12)
23) Graph the inequality
2x ­ 5y > 15
Title: Jan 8­8:02 AM (12 of 12)