If `(2sinalpha)/(1+cosalpha+sinalpha)=x` then find`(1-cosalpha+sinalpha)/(1+sinalpha)`

If (2sinalpha)/(1+cosalpha+sinalpha) =x, then (1-cosalpha+sinalpha)/(1+sinalpha) =

The value of the integral int_0^1(dx)/(x^2+2xcosalpha+1) is equal to (a) sinalpha (b) alphasinalpha (c) alpha/(2sinalpha) (d) alpha/2sinalpha

Find int (cos2x-cos2alpha)/(six-sinalpha)dx

(cotalpha+"cosec"alpha-1)/(cotalpha-"cosec"alpha+1)=(1+cosalpha)/(sinalpha)

if tan theta=(sinalpha-cosalpha)/(sinalpha+cosalpha) show that, sin alpha+cosalpha=pmsqrt(2)cos theta

If tantheta=(sin alpha-cos alpha)/(sinalpha+cosalpha)1 then

If 3cos alpha-4sinalpha=5 , show that, 3sinalpha+4cosalpha=0 .

Simplify (sinalpha+sinbeta)/(cosalpha-cosbeta)+(cosalpha+cosbeta)/(sinalpha-sinbeta)

Find the amplitude of sinalpha+i(1-cosalpha)

For a real number alpha , let A(alpha) denote the matrix ((cosalpha,sinalpha),(-sinalpha,cosalpha)) . Then for real numbers alpha_(1) and alpha_(2) , the value of A(alpha_(1))A(alpha_(2)) is -