Z₁ cos# = 2 V₁ 1 V +(x-2- sin e Z₁ cos Z₁ X + V₂ V₂ cos 9) +1/+ Z₁ 1 V. cose V 2 -sin 0 +

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 41E
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I don't understand why it gives 

2(1/v1 - sinθ/v2) z1/cosθ + x/v2 

If someone can help me please.

 

E
Z₁
1
- 2 1 -(x-2-36 sine) -
10
Z₁
cos Ꮎ
) = 1 +
V₂ 2
= 2(1₁_506² ) 2018 + ²,
sin
Z₁
X
V₂
cos V₂
Z₁ 1
cos0 Vi
Transcribed Image Text:E Z₁ 1 - 2 1 -(x-2-36 sine) - 10 Z₁ cos Ꮎ ) = 1 + V₂ 2 = 2(1₁_506² ) 2018 + ², sin Z₁ X V₂ cos V₂ Z₁ 1 cos0 Vi
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