" The value of "cot(cos^(-1)((7)/(25)))" is "

cos(2cos^(-1)(7//25))=

Find the value of "cos"^(-1)((-7)/(25))+"cos"^(-1)(3/(5)) .

The value of cot^(-1)(cot(7pi)/(4)) is:

The value of cot7(1)/(2) is

cos (2cos ^ (- 1) ((7) / (25))) =

The value of sin^(-1)(sin((47 pi)/(7)))+cos^(-1)cos((60 pi)/(7))+tan^(-1)(-(tan)(29 pi)/(8))+cot^(-1)(cot(-(35 pi)/(8)))

Find the value of cot^(-1)(cot((-46 pi)/7))