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WorksheetsMixed Practice Quizizz 2
Total questions: 20
Worksheet time: 1hrs 2mins
Name
Class
Date
1.
The expression 12(1.015)t models the population of elephants in a wildlife refuge after t years since 1975.
What does the value 12 represent?
What does the value 12 represent?
a)
The predicted increase in number of elephants in the refuge each year.
b)
The predicted decrease in number of elephants in the refuge each year.
c)
The number of years it will take for the elephant population to stop increasing.
d)
The initial amount of elephants in the park.
2.
The expression 12(1.015)t models the population of elephants in a wildlife refuge after t years since 1975.
What does the value 1.015 represent?
What does the value 1.015 represent?
a)
The number of elephants was 1,015 in 1975.
b)
The number of elephants increases by 1.5% each year.
c)
The number of elephants increases by 101.5% each year.
d)
The number of elephants is multiplied by 1.015 each year.
3.
Is this exponential growth or decay?
a)
Growth
b)
Decay
4.
Is the graph linear, exponential or neither?
a)
Linear
b)
Exponential
c)
Neither
5.
Pick the equation that is exponential decay
a)
y=2000(0.88)
b)
y=0.5(1.88)
6.
Is this exponential growth or decay?
a)
Growth
b)
Decay
7.
Give the solution to the system.
a)
(3,1)
b)
(1,3)
c)
(-1,3)
d)
(1, -3)
8.
If a system of equations has no solution, what does the graph look like?
a)
intersecting lines
b)
parallel lines
c)
skew lines
d)
intersecting lines
9.
Solve the system of equations.
y = 4x+1
3x + 2y = 13
y = 4x+1
3x + 2y = 13
a)
(1, 5)
b)
(5, 1)
c)
(0.25, 2)
d)
∅
10.
What is f(6) for the function f(x)=3x-8
a)
-8
b)
10
c)
-144
d)
answer not here
11.
f(x)=5x−12 What is f(−4)
a)
-32
b)
-3
c)
-12
d)
3
12.
Simplify: (5x - 2) (3x + 1)
a)
15x2 - 11x - 2
b)
15x2 - x - 2
c)
15x2 + x - 2
d)
15x2 - 8x - 2
13.
Level 3: (−x2+3x−12)−(5x2−2x+9)
a)
4x2+5x−21
b)
−4x2−5x+20
c)
6x2+5x+22
d)
−6x2+5x−21
14.
Simplify.
(4n4 - 8n + 4) - (8n2 + 4n4 + 1)
a)
-8n2 - 8n + 3
b)
-7n2 - 8n + 3
c)
-6n2 - 8n + 3
d)
-7n2 - 4n + 3
15.
Find the next three terms in the arithmetic sequence: 25, 34, 43, 52, ...
a)
63, 72, 81
b)
79, 88, 97
c)
70, 79, 88
d)
61, 70, 79
16.
5, 15, 45, 135 is a ...
a)
Geometric sequence with r = 3
b)
Geometric sequence with r = 1/3
c)
Arithmetic sequence with d = 10
d)
Arithmetic sequence with d = 3
17.
Is the sequence arithmetic: 37, 31, 25, 19, ...
a)
Yes
b)
No
18.
√36
a)
4
b)
3
c)
6
d)
5
19.
What is the function of the table?
a)
y=2x
b)
y=x+2
c)
y=x/2
d)
y=x-2
20.
Find the function rule.
a)
y = -2x +10
b)
y = -2x -10
c)
y = 2x +10
d)
y = 2x-10
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