Q. 1

Find the domain of definition of f(x) = cos–1(x2–4).

Answer :

Domain of lies in the interval [–1, 1].

Therefore, the domain of cos–1(x2 – 4) lies in the interval [–1, 1].

–1 1

3 5


Domain of is

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Inverse Trigonometric Functions - 0161 mins
Inverse Trigonometric Functions - 0242 mins
Inverse Trigonometric Functions - 0339 mins
Inverse Trigonometric Functions - 0438 mins
Questions Practice of Inverse trigonometric Functions30 mins
Interactive Quiz | Graphs of inverse trigo functions39 mins
Graphs of inverse trigo functions48 mins
Functions - 0152 mins
Functions - 0648 mins
Functions - 1156 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

Solve the following equation for x :

Mathematics - Board Papers