Worksheets4.1 Review
Total questions: 15
Worksheet time: 22mins
Name
Class
Date
1.
Given the recursive formula, find the first four terms:
an = an-1 + 5
a1 = -16
an = an-1 + 5
a1 = -16
a)
-16, -21, -26, -31
b)
5, -11, -27, -43
c)
-16, -80, -500, -200
d)
-16, -11, -6, -1
2.
Given the recursive formula, find the first four terms:
an = -3⋅an-1
a1 = 45
an = -3⋅an-1
a1 = 45
a)
45, -135, 405, -1215
b)
-45, -135, -405, -1215
c)
45, 135, 405, 1215
d)
45, 42, 39, 36
3.
Find the 4th term for the sequence defined by a1=9; an=an-1+8
a)
35
b)
17
c)
41
d)
33
4.
What is the 15th term of the sequence an = -3n+50
a)
95
b)
-5
c)
5
d)
-95
5.
Which of the following equations is recursive?
a)
f(n) = 3n+2
b)
f(n) = f(n-1) + 3
6.
Which of the following equations is explicit?
a)
f(n) = 4n + 5
b)
f(n) = f(n-1) x 5
7.
Which of the following equations is recursive?
a)
f(n) = f(n-1) +4
b)
f(n) = 2n - 5
8.
f(n) = f(n-1) + 5
What does f(n-1) represent?
What does f(n-1) represent?
a)
The desired number in a sequence
b)
The previous number in a sequence
9.
f(n) = f(n-1) + 5
What does f(n) represent?
What does f(n) represent?
a)
The desired number in a sequence
b)
The previous number in a sequence
10.
Which of the following equations is explicit?
a)
f(n) = 4n + 5
b)
f(n) = f(n-1) x 5
11.
a)
A
b)
B
c)
C
d)
D
12.
Identify the domain of the following relation:
a)
{-6, 14, 2, 28}
b)
{(-6,14), (0,32), (2,38), (4,44)}
c)
{-6, 0, 2, 4}
d)
{14, 32, 38, 44}
13.
a)
{-2, 3, 7}
b)
[-2, 3]
c)
{1, 2, 2, 3, 4}
d)
[1, 4]
14.
What is the domain?
a)
{-2, -1, 0, 1, 8}
b)
{3, 5, 7 , 9, 0}
c)
{-2, -1, 0, 1, 3, 5, 7, 8, 9}
d)
{-2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
15.
What is the range?
a)
{-2, -1, 0, 3}
b)
{3, 0, -1, 0, -2}
c)
{-4, -2, 1, 2, 5}
d)
{-4, -2, -1, 0, 1, 2, 3, 5}
100 %
