[" If "7sin^(2)theta+3cos^(2)theta=4],[0^(" or ")],[" 0."],[" 0."],[" as "]

If sin 2 theta+cos theta =0 then theta=

If f (theta) = [[cos^(2) theta , cos theta sin theta,-sin theta],[cos theta sin theta , sin^(2) theta , cos theta ],[sin theta ,-cos theta , 0]] "then " f (pi/7) is

If 7cos^(2) theta+3 sin^(2) theta=4 and 0^(@) lt theta lt 90^(@) , then what is the value of tan theta ?

If f (theta) = [[cos^(2) theta , cos theta sin theta,-sin theta],[cos theta sin theta , sin^(2) theta , cos theta ],[sin theta ,-cos theta , 0]] ,then f ( pi / 7) is

If f (theta) = [[cos^(2) theta , cos theta sin theta,-sin theta],[cos theta sin theta , sin^(2) theta , cos theta ],[sin theta ,-cos theta , 0]] ,then f ( pi / 7) is

If f (theta) = [[cos^(2) theta , cos theta sin theta,-sin theta],[cos theta sin theta , sin^(2) theta , cos theta ],[sin theta ,-cos theta , 0]] ,then f ( pi / 7) is

If x sin^(3) theta + y cos^(3) theta = sin theta cos theta ne 0 and x sin theta - y cos theta = 0 , then value of (x^(2) + y^(2)) is :

Arrange the following equations in decreasing order of their number of solutions in [0, 2pi] (A) 3sin^(2)theta+4 cos^(2) theta =5 (B) 4 sin^(2)theta + 3 cos^(2)=7//2 (C ) = 3 sin^(2)theta+4 cos^(2)theta =4