RS Aggarwal - Mathematics

Book: RS Aggarwal - Mathematics

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 1 of Exercise 4A

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1

Find the principal value of :

(i)


(ii)


(iii)


(iv) tan-1 (1)


(v)


(vi)


(vii)


NOTE:


Trigonometric Table



(i) Let


[ We know which value of x when placed in sin gives us this answer ]



(ii) Let


[We know which value of x when put in this expression will give us this result]



(iii) Let


[We know which value of x when put in this expression will give us this result]



(iv) Let


[We know which value of x when put in this expression will give us this result]



(v) Let


[We know which value of x when put in this expression will give us this result]



(vi) Let


[We know which value of x when put in this expression will give us this result]



(vii) Let



[We know which value of x when put in this expression will give us this result]



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