Q52 of 55 Page 35

State True or False for the statement

The least numerical value, either positive or negative of angle θ is called principal value of the inverse trigonometric function.

True


We know that the smallest value, either positive or negative of


angle θ is called principal value of the inverse trigonometric


function.


More from this chapter

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50

State True or False for the statement

The value of the expression (cos–1x)2 is equal to sec2 x.

 51

State True or False for the statement

The domain of trigonometric functions can be restricted to any one of their branch (not necessarily principal value) in order to obtain their inverse functions.

 53

State True or False for the statement

The graph of inverse trigonometric function can be obtained from the graph of their corresponding trigonometric function by interchanging x and y axes.

 54

State True or False for the statement

The minimum value of n for which tan^-1 n/pi > pi /4 , n inn is valid is 5.