If `3sinx+4cosx=5`, then the value of `90tan^2(x/2)-60tan(x/2)+10` is equal to

If secx+sec^2x=1 then the value of tan^8x-tan^4x-2tan^2x+1 will be equal to 0 (b) 1 (c) 2 (d) 3

The value of int(cos2x)/(sinx+cosx)^(2) dx is equal to

If sinx +cosx=(sqrt7)/(2) , where x in [0, (pi)/(4)], then the value of tan.(x)/(2) is equal to

The value of int(sinx-cosx)/(sqrt(sin2x)dx is equal to

If ((1+cos2x))/(sin2x)+3(1+(tanx)tan.(x)/(2))sin x=4 then the value of tanx can be equal to

The value of "tan"5A-"tan"3A-"tan"2A is equal to

inttanx tan 2x tan 3x dx is equal to

If 0 lt x lt 5/4 and cosx+sinx=5/4 then the value of 16(cosx-sinx)^2 is

If cos x-(cot beta sinx )/( 2 )=sqrt(3)/(2) , then the value of tan""(x)/(2) is A. tan""(beta)/(2) tan 15^(@) B. tan""(beta)/(2) C. tan 15^(@) D. None of these

If x in ( - pi/2, pi/2) , then the value of tan^(-1) ((tan x)/4) + tan^(-1) ((3 sin 2x)/(5 + 3 cos 2x)) is