sqrt(2+sqrt(2+2cos4 theta))=......

sqrt(2+sqrt(2+2cos4theta))=

Select and write the correct answer from the given alternatives in each of the following: sqrt(2+sqrt(2+2cos4theta))=

If thetalt22 1^(@)/2 then sqrt(2+sqrt(2+sqrt(2+2cos4theta)))=

Prove that : 2 cos theta= sqrt (2+ sqrt(2+2 cos 4 theta)) .

If 0 lt theta lt pi//4 , " then " sqrt(2+sqrt(2+2cos 4 theta ))=

Find the Value of \ sqrt(2+sqrt(2+2cos4theta))

Find the Value of \ sqrt(2+sqrt(2+2cos4theta))

Show that sqrt(2+sqrt(2 +2 cos 4 theta))= 2 cos theta

If pi lt 2 theta lt (3pi)/(2), then sqrt(2 + sqrt( 2 + 2 cos 4 theta)) equals to

sqrt(2+sqrt(2+2cos4theta))= …………