10л. 5T +i sin 14 5T 10T +i sin 7 Let 1 = 41 cos and =, = 8 cos 14 Find the following. Write your answers in trigonometric form. Give exact values in your answers (not decimal approximations). JT (a) , = | (cos ( + i sin %3D -0 (cos O +i sin 0) (b) -

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 72E
icon
Related questions
Question
100%
10T
5T
and =, =8 cos
10T
ti sin
Let -1
cos
+i sin
= 4
14
14
Find the following.
Write your answers in trigonometric form.
Give exact values in your answers (not decimal approximations).
JT
(a) 2
| (cos (O + i sin
I(cos () + i sin
sin ()
(b)
Transcribed Image Text:10T 5T and =, =8 cos 10T ti sin Let -1 cos +i sin = 4 14 14 Find the following. Write your answers in trigonometric form. Give exact values in your answers (not decimal approximations). JT (a) 2 | (cos (O + i sin I(cos () + i sin sin () (b)
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781337278461
Author:
Ron Larson
Publisher:
Cengage Learning