EBK WEBASSIGN FOR LARSON'S TRIGONOMETRY
10th Edition
ISBN: 9781337879620
Author: Larson
Publisher: VST
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Chapter 5.3, Problem 60E
To determine
To calculate: The expanded form of the expression
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Question 10 (5 points)
(07.04 MC)
Vectors u and v are shown in the graph.
-12-11 -10 -9
-8 -7
-6
-5
What is proju?
a
-6.5i - 4.55j
b
-5.2i+2.6j
с
-4.7631 3.334j
d
-3.81i+1.905j
<
+
10
6
5
4
3
2
-3 -2
-10 1
-1
-2
-3
u
-4
-5
-6
-7
Find the lengths of PR and OR in terms of the angles α and β.
Find the angles ∠ONQ and ∠NPQ.
Find the lengths of ON and PN in terms of the angle β.
Find the length of PQ.
Find the length of QR.
Find the length of OM.
Find the length of RM.
What formula can you write down by noting that PR = QR + PQ?
What formula can you write down by noting that OR = OM - RM?
5) Solve the triangle.
2
95°
4
B
с
A) c=3.63, A=59.5°, B = 25.5°
C) c = 4.63, A = 59.5°, B = 25.5°
A
B) c 4.63, A 25.5°, B = 59.5°
=
=
D) c 5.63, A = 25.5°, B = 59.5°
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