cos^(-1)tan0^(@)

cos^(-1 ) tan 0^(@)

Let alpha is the solution of equation sin^(-1)(2sin^(-1)(cos^(-1)(tan^(-1)x)))=0 and beta is the solution of equation sin^(-1)x+sin^(-1)x^(2)=(pi)/(2), then -

Solve {cos^(-1)x}+[tan^(-1)x]=0 for real values of x . Where {.} and [.] are fractional part and greatest integer functions respectively.

Solve {cos^(-1)x}+[tan^(-1)x]=0 for real values of x . Where {.} and [.] are fractional part and greatest integer functions respectively.

tan((pi)/(4)+(1)/(2)cos^(-1)x)+tan((pi)/(4)-(1)/(2)cos^(-1)x),x!=0 is equal to

Find the value of sin^(-1)(sin2011^(0))+cos^(-1)(cos2011^(0))+tan^(-1)(tan2011^(0))

If theta=Sin^(-1)x+Cos^(-1)x-Tan^(-1)x,0lexle1 , then the smallest interval in which theta lies is given by

Prove that (2cos2A+1)/(2cos2A-1)=tan(60^0+A)tan(60^0-A)

Prove that (2cos2A+1)/(2cos2A-1)=tan(60^0+A)tan(60^0-A)dot

Prove that (2cos2A+1)/(2cos2A-1)=tan(60^0+A)tan(60^0-A)dot