Answer
$1$
Work Step by Step
$sin310^\circ csc(-50^\circ)=\frac{sin310^\circ}{sin(-50^\circ)}=\frac{sin(360-50)^\circ}{-sin(50^\circ)}=\frac{-sin(50)^\circ}{-sin(50^\circ)}=1$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 5 - Trigonometric Functions - Chapter Review - Review Exercises - Page 458: 15
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