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# Q2 Alg 1 CQA Review ```Algebra 1: Q2 CQA Review
1. The sunscreen bottle was full at the beginning of the day.
A
B
Number of Hours
Number of Hours
A
B
Ounces of
Sunscreen
Ounces of
Sunscreen
Which graph best represents applying lotion frequently during the day?
Number of Hours
2.
C
Number of Hours
Ounces of
Sunscreen
b.
Ounces of
Sunscreen
Ounces of
Sunscreen
Which graph best represents applying the same amount of lotion every hour until gone?
Ounces of
Sunscreen
a.
C
Number of Hours
Choose all of the relations below that are NOT a function?
A.
{(-3, 1), (5, 7), (5, 9), (10, -12)}
B.
{(3, 2), (-4, 2), (5, -3), (-1, 1)}
C.
{(-4, 5), (7, -8), (3, 7), (-3, 4)}
D.
{(2, -1), (1, 2), (-3, -4), (2, 3)}
E.
{(3, -1), (-5, 7), (8, -9), (3, 12)}
Number of Hours
3.
Which table of values does NOT represent a function?
A.
4.
B.
x
y
2
3
5
2
3
5
1
2
3
4
5
6
C.
x
-3
-2
-1
0
1
2
y
2
1
0
-1
-2
-3
D.
x
1
2
3
4
5
6
y
2
1
3
2
1
3
Solve 𝑦 = 4𝑥 − 12 for the given domain values… {−3, −1, 5}.
A.
{(−3, 24), (−1, 16), (5, 8)}
B.
{(−3, −24), (−1, 16), (5, −8)}
C.
{(−3, 24), (−1, −16), (5, 8)}
D.
{(−3, − 24), (−1, −16), (5, 8)}
x
4
5
6
7
8
9
y
9
9
9
9
9
9
5.
The graph below shows the volume of air in a balloon as you blow it up, until it pops.
At what interval of time was there a stop in blowing up the balloon to take a breath?
6.
A.
0 – 2 minutes
B.
2 – 3 minutes
C.
6 – 7 minutes
D.
9 minutes
Which function is graphed below?
1
A.
𝑦 = −3𝑥 + 3
B.
𝑦 = 3𝑥 + 3
C.
𝑦 = −3𝑥 − 3
D.
𝑦 = 𝑥−3
1
1
1
3
7.
What is the slope of the line graphed below?
A.
8.
9.
10.
1
6
B.
−6
C.
−
D.
6
1
6
Which equation has a graph with no x-intercept?
A.
−𝑦 = 𝑥
B.
𝑦 = 10
C.
𝑥=𝑦
D.
𝑥=4
What is the y-intercept of the graph −3𝑦 = −4𝑥 + 9?
A.
–9
B.
–3
C.
9
D.
3
Find the slope of the line that passes through points (2, –3), (5, –4)
A.
–3
B.
1
C.
−
D.
−
7
3
1
3
11.
What is the slope of the line that passes through points (−6, 1), (4, 8)
A.
−
B.
−
C.
−
D.
12.
13.
9
2
7
10
2
7
7
10
4𝑥 − 2𝑦 = −8
Solve for y:
A.
𝑦 = 2𝑥 + 4
B.
𝑦 = 2𝑥 + 4
C.
𝑦 = −2𝑥 − 4
D.
𝑦=− 𝑥−4
1
1
2
Which of the following is an equation of a line with a slope of – 2, that passes through the point
(– 8, – 1)?
A.
𝑦 = −2𝑥 + 9
B.
𝑦 = −2𝑥 − 8
C.
𝑦 = −2𝑥 − 9
D.
𝑦 = −2𝑥 − 17
14.
15.
16.
Which is an equation of a line through (−2, −4) with a slope of −3?
A.
𝑦 = −3𝑥 − 4
B.
𝑦 = −3𝑥 − 10
C.
𝑦 = −3𝑥 + 10
D.
𝑦 = 3𝑥 − 10
Which equation is the slope-intercept form of 𝑦 + 3 = 5(𝑥 − 2) ?
A.
𝑦 = −5𝑥 + 13
B.
𝑦 = 5𝑥 + 9
C.
𝑦 = −5𝑥 − 9
D.
𝑦 = 5𝑥 − 13
What is the slope of the perpendicular line with an equation 𝑦 = −2𝑥 + 4?
A.
−2
B.
−2
C.
1
2
D.
2
1
Mark wants to graph the cost of an online gaming subscription. He expresses the cost of each
5
month’s service as a function of x, the number of games downloaded, as 𝑓(𝑥) = 𝑥 + 20.
3
Which graph below represents this function?
B.
Cost
Cost
A.
Number of Games
Downloaded
Number of Games
Downloaded
C.
D.
Cost
Cost
17.
Number of Games
Downloaded
Number of Games
Downloaded
18.
19.
20.
21.
Sam earns \$3 for each game he sells and \$1.50 for each CD. Sam earned \$180 last week selling
CD’s and games. Write an equation to represent the number of games (g) and CD’s.
A.
180 = 𝑔𝑐
B.
3𝑔 + 1.5𝑐 = 180
C.
4.50𝑔 − 180 = 𝑐
D.
𝑐 + 𝑔 = 180
Which is an equation with a slope of 2 and a y-intercept
3
?
4
3
A.
𝑦 = 4𝑥 + 2
B.
𝑦=− 𝑥+2
C.
𝑦 = −2𝑥 +
D.
𝑦 = 2𝑥 + 4
3
4
3
4
3
Write an equation in slope-intercept form for a line passing through the given point and parallel to
the given line. 𝑦 = 3𝑥 + 7;
(2, 5)
A.
𝑦 = 3𝑥 + 5
B.
𝑦 = 3𝑥 − 1
C.
𝑦 = 3𝑥 + 2
D.
𝑦 = −3𝑥 + 7
1
What is the 𝑠𝑙𝑜𝑝𝑒, 𝑥 − 𝑖𝑛𝑡𝑒𝑟𝑐𝑒𝑝𝑡, and 𝑦 − 𝑖𝑛𝑡𝑒𝑟𝑐𝑒𝑝𝑡 of the graph…6𝑥 + 𝑦 = 10?
𝑆𝑙𝑜𝑝𝑒 = __________
𝑥 − 𝑖𝑛𝑡𝑒𝑟𝑐𝑒𝑝𝑡 = _________
𝑦 − 𝑖𝑛𝑡𝑒𝑟𝑐𝑒𝑝𝑡 = __________
5
2
22.
Graph 𝑦 = 𝑥 − 3
23.
Graph: 4𝑥 − 2𝑦 = −8
24.
The graph below shows the price that Caldwell Construction charges for building a one-story
house.
On the lines below, explain what the slope of the graph represents.
On the lines below, explain what the point of the graph where the line meets the 𝑦 − 𝑎𝑥𝑖𝑠
represents.
25.
Write an equation for total cost (𝐶) per square foot (𝑓).
26.
If the trend continues, what will be the total cost to build a house that is 2,200 square feet?
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