`6costheta+8sintheta=9`, when `tan53^(@)8^(')=4/3` and `cos25^(@)50^(')=9/10`

3(sintheta-costheta)^(4)+6(sintheta+costheta)^(2)+4(sin^(6)theta+cos^(6)theta)=?

3(sintheta-costheta)^(4)+6(sintheta+costheta)^(2)+4(sin^(6)theta+cos^(6)theta)=?

If 3 cos theta-4sintheta=2costheta+sintheta find tantheta .

Find general solutions or solution as per given condition: 3costheta+4sintheta=4 ,given that cos53^@8'=0.6

If costheta:sintheta=1:2 , then find the value of (8costheta-2sintheta)/(4costheta+2sintheta)

(cos8^(@)+sin8^(@))/(cos8^(@)-sin8^(@))=tan53^(@)

Prove that: 3(sintheta-costheta)^4+6(sintheta+costheta)^2+4(sin^6theta+cos^6theta)-13=0.

If costheta=3/4 , then find the value of 9tan^2theta+9 .

If tantheta=1 , then the value of (8sintheta+5cos theta)/(sin^(3)theta-2cos^(3)theta+7costheta) is

Find the number of solution of the equation (2sintheta-sin3theta)/(1+costheta)+(3costheta+cos3theta)/(1-sintheta)=4sqrt(2)cos(theta+(pi)/(4)) in the interval (-10pi,8pi].