Math 51: Assignment 3 (25 points)
Due by the time you take Exam III –
Late Assignments will not be accepted
.
This assignment is 2 pages long
.
•
Do all work on a separate sheet of paper.
•
You must show work to receive credit.
•
Turn in work in order (#2 should come after #1, etc.)
•
You may work in groups of up to 3 people. Points will be taken off, if more than 3 names are on
one assignment.
1.
(3 points)
sec
θ
( )
=
5
and
3
π
2
≤
θ
<
2
π
. Find the exact value of the following.
Decimal answers
will not be accepted
.
a.
tan 2
θ
(
)
b.
sin
θ
2
( )
2.
(3 points) Find the exact values of the following.
Decimal answers will not be accepted
.
a.
csc tan
−
1
sin cos
−
1
−
3
7
b.
csc tan
−
1
sec sin
−
1
0.4
(
)
(
)
(
)
(
)
3.
(6 points) Solve the following equations.
a.
5sec
2
θ
+
11sec
θ
−
12
=
0
;
0
≤
θ
<
2
π
b.
2sin
θ
( )
cos
θ
( )
−
sin
θ
( )
−
2cos
θ
( )
+
1
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview.
Sign up
to
access the rest of the document.
 Spring '11
 jefferson
 Math, Trigonometry, Force, Englishlanguage films, Following

Click to edit the document details