1:56 ) A A O 为 O * X i al60% 4 of 5 Complete the steps by applying trig identitles to show that the left hand side of the equation Is equivalent to the right hand side. sec a - tan z· sin a sec Steps: Sec a tan z sin a sec z sin : 1+ 1-coa ain Nin - coS : 1+ tan. :1+ · sin" a sin a sin a sin r cus a CUS cosain" sin sin 1-sin' -sin' cas' Cos sin + sin" z. sin ! cos sin z sin' CUB San 2 : cos z sin r Next :: ::

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 79E
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Question
1:56 ) A A O
O * * 4 60%
4 of 5
Complete the steps by applying trig identities to show that the left hand side of the equation is eguivalent to the right hand side,
sec a - tanz sin a =
sec
Steps:
tanz sin z
sec a
sec
sin
: 1+ tan z
1-cz
ain in
- Cos
: 1+ a
: 1+ sin'
sin a
sin z
sin r
cus a
CUS
co ain"
: 1-sin'a-sin',
sin
cas
sin
sin
: cos r cOE
+ sin" z
sin
y
sin z
sin'
CUB
San 2
: Cos z
sin
Next
II
Transcribed Image Text:1:56 ) A A O O * * 4 60% 4 of 5 Complete the steps by applying trig identities to show that the left hand side of the equation is eguivalent to the right hand side, sec a - tanz sin a = sec Steps: tanz sin z sec a sec sin : 1+ tan z 1-cz ain in - Cos : 1+ a : 1+ sin' sin a sin z sin r cus a CUS co ain" : 1-sin'a-sin', sin cas sin sin : cos r cOE + sin" z sin y sin z sin' CUB San 2 : Cos z sin Next II
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