Find the exact value of each expression. a. csc 45◦ tan 60◦ b. 5 cos 90◦− 8 sin 180◦ c. sec π − csc π/2 d. 2 sin π/3− 3 tan π/6
Find the exact value of each expression. a. csc 45◦ tan 60◦ b. 5 cos 90◦− 8 sin 180◦ c. sec π − csc π/2 d. 2 sin π/3− 3 tan π/6
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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Find the exact value of each expression.
a. csc 45◦ tan 60◦
b. 5 cos 90◦− 8 sin 180◦
c. sec π − csc π/2
d. 2 sin π/3− 3 tan π/6
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