Verify that the equation is an identity. cos ²0 (tan ²0+ 1) = 1 To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformations and transform the expression at each step. cos ²0 (tan ²0+ 1) = cos 20( = cos 0 = 1 tan ²0+1 = sec 20 1 cos 0 sec 0 =

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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options for part 1- Cot(sqrd) +1=csc sqrd, tan2 +1 = sec2, cos2 +sin2=1 

options for part 2 tan2 +1=sec2, tan=sin/cos, sec=1/cos 

options for part 3 pythagorean identity, definition of cosine, X x 1/X=1 

Verify that the equation is an identity.
cos 20 (tan ²0+1)=1
To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformations and transform the expression at each step.
cos ²0 (tan ²0+ 1) = cos ²0 (
tan 20+1= sec 20
1
cos 0
= cos
= 1
²0 (1)
sec 0 =
Transcribed Image Text:Verify that the equation is an identity. cos 20 (tan ²0+1)=1 To verify the identity, start with the more complicated side and transform it to look like the other side. Choose the correct transformations and transform the expression at each step. cos ²0 (tan ²0+ 1) = cos ²0 ( tan 20+1= sec 20 1 cos 0 = cos = 1 ²0 (1) sec 0 =
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