Eliminate theta,if x=2`costheta-3sintheta`y=`costheta+2sintheta`

Eliminate theta ,if x= at^2, y=2at

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

(sintheta+sin 2theta)/(1+costheta+cos2theta)=

intcos2thetalog((costheta+sintheta)/(costheta-sintheta))d theta is equal to

Show that AB=BA if A=[[costheta,sintheta],[-sintheta,costheta]],B=[[costheta,-sintheta],[sintheta,costheta]]

Show that AB=BA where, A=[[costheta,sintheta],[-sintheta,costheta]],B=[[costheta,-sintheta],[sintheta,costheta]]

Solve the following: Fing theta ,if [[sintheta],[costheta],[theta]][sintheta,costheta,theta]=[17]

Prove the following: (frac(sin^3theta+cos^3theta)(sintheta+costheta))+(frac(sin^3theta-cos^3theta)(sintheta-costheta))=2

Select and write the correct answer from the given alternatives in each of the following:If [theta,sintheta,costheta][[theta],[sintheta],[costheta]]=[26] then theta is

Prove the following: tan^-1(frac{costheta+sintheta}{costheta-sintheta}) =frac {pi}{4}+theta if theta belongs to (-frac{pi}{4},frac{pi}{4})