If sin A `=3//5and0^(@)ltAlt90^(@)` , find the values of sin 2A , cos 2A , tan 2A , and sin 4A.

Find the value of sin[2cos^(-1)(-3//5)]

Find the value of sin(1/2cos^(-1)(-3/4))

If tan ^(-1)(3/4)=theta , find the value of sin theta

If sin x = 3/5 and x lies in the second quadrant, find the values of cos x, tan x and sec x.

Find the value of sin^(-1)sin((2pi)/3)

Find the value of sin^-1(-1/2)+cos^-1(-1/2)

If tan x^(circ)=(3)/(4), piltxlt(3 pi)/(2) , find the value of sin (x)/(2), cos (x)/(2) and tan (x)/(2) .

If cosA=3//4 , then find the value of 32 sin((A)/(2))sin((5A)/(2)) .

If sin A + cos 2A = 1/2 and cos A +sin 2A =1/3 , then find the value of sin 3A .

Without using triangle,find the value of (sin x+cos x)/(sin x-cos x) if tan x=3/4 .