If `x_1,x_2,x_3,x_4,x_5,x_6` all are independent then the maximum and minimum values of `[sin^(-1)x_1]+[cos^(-1)x_2]+[tan^(-1)x_3]+[cot^(-1)x_4]+[sec^(-1)x_5]+[cosec^(-1)x_6]`, where [] represents greatest integer function, respectively areA. 9,3B. 11,5C. 12,-6D. 12,-3

If `x_1,x_2,x_3,x_4,x_5,x_6` all are independent then the maximum and

1.	If `x_1,x_2,x_3,x_4,x_5,x_6` all are independent then the maximum and minimum values of `[sin^(-1)x_1]+[cos^(-1)x_2]+[tan^(-1)x_3]+[cot^(-1)x_4]+[sec^(-1)x_5]+[cosec^(-1)x_6]`, where [] represents greatest integer function, respectively areA. 9,3B. 11,5C. 12,-6D. 12,-3
Answer» Correct Answer - D

`tan^(-1)[(cosx)/(1+sinx)]`is equal to`pi/4-x/2,forx in (-pi/2,(3pi)/2)``pi/4-x/2,forx in (-pi/2,pi/2)``pi/4-x/2,forx in (-pi/2,pi/2)``pi/4-x/2,forx in (-(3pi)/2,pi/2)`
The value of `sin^(-1)(sin12)+sin^(-1)(cos12)=`
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