Q. 45.0( 2 Votes )

Mark the correct alternative in the following:

If f(x) = cos (log x), then has the value

A. -2

B. -1

C. 1/2

D. None of these

Answer :


Now,





Using:


=cos(2 log x) cos(2 log y)-cos(2 log x) cos(2 log y)


=0

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Trigonometric Functions - 0568 mins
Trigonometric Functions - 0152 mins
Conditional IdentitiesFREE Class
Trigonometric Functions - 0658 mins
Questions Discussion of BiomoleculesFREE Class
Trigonometric Functions - 0366 mins
Let's Play the Game of Inequalities52 mins
Trigonometric Functions - 0865 mins
Trigonometric Functions - 0760 mins
Master Solving Problems of trigonometry45 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses