Complete the steps by applying trig identities to show that the left hand side of the equation is eqix Lan r-d cas -sec a Steps: tan -ae' a cas I

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.3: Trigonometric Functions Of Real Numbers
Problem 38E
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9:46 & b I A AI
al 34%
4GE
illeenisd.schoology.com
30
5 of 5
Complete the steps by applying trig identities to show that the left hand side of the equation is equivalent to the right hand side.
Lan Z = - sec r
= - secar
cas r
Steps:
tan -are z
cas I
= - seea
ens a
: (1- sin" ar) - sin' a
eas' a
cul
1 cos z. in
cos
roo im
1
sin
! csc" -1
sin
cos
cos I
sin
: cos z
sin z. S a
: cos
1
::
cus
sin z
cos I
cos I
cos I
sec -1-see'
cos r+sin I
cos z
sa
ens a
sin a
前Revie
(X
+
Transcribed Image Text:9:46 & b I A AI al 34% 4GE illeenisd.schoology.com 30 5 of 5 Complete the steps by applying trig identities to show that the left hand side of the equation is equivalent to the right hand side. Lan Z = - sec r = - secar cas r Steps: tan -are z cas I = - seea ens a : (1- sin" ar) - sin' a eas' a cul 1 cos z. in cos roo im 1 sin ! csc" -1 sin cos cos I sin : cos z sin z. S a : cos 1 :: cus sin z cos I cos I cos I sec -1-see' cos r+sin I cos z sa ens a sin a 前Revie (X +
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