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Math 1310
Homework 14
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M 1310 College Algebra
Textbook Section 3.7
Homework 14
Record your answers to these questions by going to the EMCF link on the top menu bar
in your CASA account and selecting “Homework 14” on the EMCF assignment menu.
Record your answers in the multiple choice form for Homework 14 BEFORE the
assignment is closed. No late homework is accepted.
Question 1: Which of the following functions is onetoone?
a).
Domain
g
Range
a
1
b
c
6
b).
Domain
f
Range
a
1
b
3
c
5
c). None of the above
Question 2; Suppose f(2) = 4, f(3) = 2, f(4) = 1, f(5) = 1, f(6) = 4. Is f(x) a onetoone
function?
a).
yes
b). no
c). It cannot be determined from the information given
Question 3:
Which of the following functions are onetoone? (Hint: use the Horizontal
Line Test)
a).
( 29
3
h(x)
x
8
2
=
+

b).
g(x)
x
5
= 
+
c).
2
f (x)
x
2x
6
=

+
d).
2
p(x)
3(x 1)
5
= 
+

e). None of the above
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Homework 14
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Question 4: Suppose f(x) and g(x) are onetoone functions and g(x) is the inverse of f(x).
If f(3)=7, f(7) = 1, f(1) = 4 and f(0) = 3, find g(4) and g(7).
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This note was uploaded on 02/22/2012 for the course MATH 1310 taught by Professor Marks during the Summer '08 term at University of Houston.
 Summer '08
 MARKS
 Algebra

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