Tan-1x=3/4,cos-1x

 

Varun Shukla's image
Varun Shukla
March 30, 2017, 11:12 a.m.

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Mohit Passi's image
Mohit Passi
March 30, 2017, 11:54 a.m.

IMG_20170330_115400.jpg

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Davneet Singh's image
Davneet Singh
March 30, 2017, 11:44 a.m.

Hi Varun,

Do we need to find cos^-1 x when tan^-1 x = 3/4?

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Varun Shukla's image