Which of the following angles is greater? `theta_1=sin^(-1)(4/5)+sin^(-1)(1/3)ortheta_2=cos^(-1)(4/5)+cos^(-1)(1/3)`

Which of the following angles is greater? theta_(1)=sin^(-1)((4)/(5))+sin^(-1)((1)/(3)) or theta_(2)=cos^(-1)((4)/(5))+cos^(-1)((1)/(3))

Which of the following angles is greater ? theta_(1) = sin^(-1).(4)/(5) + sin^(-1).(1)/(3) and theta_(2) = cos^(-1).(4)/(5) + cos^(-1).(1)/(3)

Which of the following angles is greater ? theta_(1) = sin^(-1).(4)/(5) + sin^(-1).(1)/(3) and theta_(2) = cos^(-1).(4)/(5) + cos^(-1).(1)/(3)

cos[sin^(-1)(-4//5)-cos^(-1)(4//5)]=

Evaluate cos(sin^(-1)(4/5)+cos^(-1)(2/3))

Prove that: sin^(-1)(-4/5)=tan^(-1)(-4/3)=cos^(-1)(-3/5)-pi

Which of the following is/are a rational number? sin(tan^(-1)3+tan^(-1)(1/3)) cos(pi/2-sin^(-1)(3/4)) (log)_2("sin"1/4sin^(-1)(63/8)] tan(1/2cos^(-1)(sqrt(5)/3))

cos[2 sin^(-1) 3/4 + cos^(-1)3/4]