[" 59.If "4sin^(2)theta=1" ,where "0

If 4sin^(2)theta=1 where 0

If cos^2 theta - sin^2 theta = 1/3 , where 0 le theta le pi/2 , then the value of cos^4 theta - sin^4 theta is

Let A=[[ 1 , sin theta , 1 ],[-sin theta , 1 , sin theta],[-1 , -sin theta , 1 ]] , where 0 le theta le 2 pi , then,

If cos theta - sin theta = (1)/(5) , where 0 lt theta lt (pi)/(4) , then

If cos theta - sin theta=1/5 , where 0 lt theta lt pi/4 , then:

If cos theta - sin theta = (1)/(5) , where 0 lt theta lt (pi)/(4) , then

If thetain(0,2pi) then number of solution of equation (sin^(2)2theta+4sin^(4)theta-4sin^(2)thetacos^(2)theta)/(4-sin^(2)2theta-4sin^(2)theta)=(1)/(9)," is//are"

Let A={:[( 1,sin theta , 1),( -sin theta , 1, sin theta ),( -1 ,-sin theta , 1 )]:} ,"where" 0 letheta le 2pi , Then

Let A={:[( 1,sin theta , 1),( -sin theta , 1, sin theta ),( -1 ,-sin theta , 1 )]:} ,"where" 0 letheta le 2pi , Then