Page 22 - DMTH201_Basic Mathematics-1

Unit 1: Trigonometric Functions-I

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(b) 2 tan (cos x) = tan (2 cosec x) Notes
(c)

(d)

7. Solve that

8. Find out solution of given equation

9. Show that

10. Verify that given equation is relevant or not ?

Answers: Self Assessment

1. (c) 2. (a)
3. (b) 4. (b)

5. (b) 6. (b)
7. Arc functions 8. Principal value
9. cosec x 10. cot x
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1.8 Further Readings

Husch, Lawrence S. , 2001.
Ncert Mathematics books class XI

Ncert Mathematics books class XII
Smith and Minton. Third Edition. McGraw Hill.2008

http://www.suitcaseofdreams.net/Trigonometric_Functions.htm
http://library.thinkquest.org/20991/alg2/trigi.html
http://www.intmath.com/trigonometric-functions/5-signs-of-trigonometric-
functions.php

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