`sintheta+costheta=2` then find `sintheta-costheta=?`

If 3sintheta+5costheta=5, then show that 5sintheta-3costheta=+-3.

If 3sintheta+5costheta=5, then show that 5sintheta-3costheta=+-3.

Find (dy)/(dx), when x=a e^(theta)(sintheta-costheta),y=a e^(theta)(sintheta+costheta)

If tantheta=(24)/7 , find sintheta+costheta .

If A=[(costheta,-sintheta),(sintheta,costheta)], then find the values of theta satisfying the equation A^T+A=I_2 .

If A=[[costheta -sintheta], [[sintheta , costheta]]] , then find the values of theta satisfying the equation A^T+A=I_2 .

If 3sintheta+4costheta =5 then find the value of: 4sintheta-3costheta

Simplify costheta[[costheta,sintheta],[sintheta,costheta]]+sintheta[[sintheta,-costheta],[costheta,sintheta]]

The distance between the points (costheta,sintheta) and (sintheta,-costheta) is

If sintheta + 2 costheta=1 ,then prove that 2sintheta-costheta=2 .