Course Contents Exam 3 Spring 2017 Problem 14 Exam 3 Spring

Course Contents... Exam 3 Spring 2017» Problem 14 Exam 3 Spring 2017 New Problem Variation Practice Problem Submissions are not permanently recorded Which of the following is not equal to 1? cot cos(27T) sin( ) tan csc 4

Solution

sin ( 7pi/2 ) is not equal to 1

sin ( 7pi/2 ) = -1

hence, 3rd option is correct