Number of solutions of the equation `cot^(-1)sqrt(4-x^(2))+cos^(-1)(x^(2)-5)=(3pi)/2` is:
Channel: Doubtnut
Date: 2020-04-12

Number of solutions of the equation `cot^(-1)sqrt(4-x^(2))+cos^(-1)(x^(2)-5)=(3pi)/2` is: