The equality would be simplified to tanx >=1 This would be solved to get the answer x>=pi/4
So the solution should be x ranging [pi/4,pi/2) whcih none of the options have. So none of these. NOTE: It should include pi/4 and should not include pi/2 in the range.
Provide a better Answer & Earn Cool Goodies
Enter text here...
LIVE ONLINE CLASSES
Prepraring for the competition made easy just by live online class.
Full Live Access
Study Material
Live Doubts Solving
Daily Class Assignments
Ask a Doubt
Get your questions answered by the expert for free