Q5 of 52 Page 41

Find the principal values of the following:

Let us take


Then we will get,



And


We know that principle value range of cos-1 is [0, π]


Therefore principle value of cos-1is


More from this chapter

All 52 →
3

Find the principal values of the following:

cosec–1 (2 )

 4

Find the principal values of the following:

 6

Find the principal values of the following:

tan–1 (–1)

 7

Find the principal values of the following: