Trigonometry Exercise

University:
College of Central Florida
Course:
MAC1114 | Trigonometry
Academic year:

2022
Views:

386

Pages:

7
Author:

Cory Singh

TRIGONOMETRY Page # 8 EXERCISE  3 and  lies in Quadrant III, find 2 If cos = Q.1 the value of all the other five trigonometric functions. Q.11 (i) cos 840o (ii) Q.3 If sec = Q.12 Find the values of all trigonometric functions of 135o. Q.13 Prove that 3 2 1 (ii) cos 45o cos 15o  sin 75o sin 15o = 2 1 (iii) cos 75o cos 15o + sin 75o sin 15o = 2 (i) sin 80o cos20o 2 and  lies in Quadrant IV, find the values of all the other trigonometric functions. Q.5 If sin x = 2 6 and x lies in Quadrant III, find 5 If cos x = of sin x.  15  and < x < , find the value 4 2 If sec x = 2 and Q.7 