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Select the equations that are true. Not all are. Assume that Note: when x is a quadrantal angle, some of the trig functions are undefined such as tan (E). This is the reason for the restietion on the angle. gle x is not an integer multiple of (x# ). 2 angle : CSC(x) Sc(x) - Sin(x)-Scc lx) - cos (x).CsC (X) = I 6: COSK) sec lk) = | : tancx). cot lx) + cos (x) · Sec(x)-Sin (x) ·csc(X) i A: 2cos 7x) - cos(2x) = 1 e: cosl 2x) + 2sin lx) = 1

Select the equations that are true. Not all are. Assume that Note: when x is a quadrantal angle, some of the trig functions are undefined such as tan (E). This is the reason for the restietion on the angle. gle x is not an integer multiple of (x# ). 2 angle : CSC(x) Sc(x) - Sin(x)-Scc lx) - cos (x).CsC (X) = I 6: COSK) sec lk) = | : tancx). cot lx) + cos (x) · Sec(x)-Sin (x) ·csc(X) i A: 2cos 7x) - cos(2x) = 1 e: cosl 2x) + 2sin lx) = 1

Trigonometry (11th Edition)
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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Select the equations that are true:
Seleck the equations that are true. Not all ave. TAssume that Note: when x is a quadrantal angle, some of the trig functions are undefined such as fan (). This is the reason for the restinetiun on the angle. angle X is not aninteger multiple of (x+ ). :CSC(x)· Sc(x) - Sin(x)-Scc (x) - cos (x) . CsC (X) = ! 6: CUSK) sec lk) = 1 : tancx) - cot lx) + cos (x) · Sec(x)-Sin (x) ·csC(X) i A: 2cos 7x) - cos(2x) = 1 e: Cosl2x) + 2sin?(x) = 1
Transcribed Image Text:Seleck the equations that are true. Not all ave. TAssume that Note: when x is a quadrantal angle, some of the trig functions are undefined such as fan (). This is the reason for the restinetiun on the angle. angle X is not aninteger multiple of (x+ ). :CSC(x)· Sc(x) - Sin(x)-Scc (x) - cos (x) . CsC (X) = ! 6: CUSK) sec lk) = 1 : tancx) - cot lx) + cos (x) · Sec(x)-Sin (x) ·csC(X) i A: 2cos 7x) - cos(2x) = 1 e: Cosl2x) + 2sin?(x) = 1
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