If `A=sin theta+ cos theta and B=sin theta - cos theta`, then which of the following is true ?

If sin theta + cos theta = a and sec theta + "cosec" theta = b , then which of the following relation is true ?

If A(theta)=[(sin theta, i cos theta),(i cos theta, sin theta)] , then which of the following is not true ?

If A(theta)=[(sin theta, i cos theta),(i cos theta, sin theta)] , then which of the following is not true ?

If A(theta)=[(sin theta, i cos theta),(i cos theta, sin theta)] , then which of the following is not true ?

If A(theta)=[(sin theta, i cos theta),(i cos theta, sin theta)] , then which of the following is not true ?

If sin theta + cos theta = m and sin ^(3) theta + cos ^(3) theta =n, state which of the following is true-

If x cos theta + y sin theta =2 and x cos theta - y sin theta =0 , then which one of the following is true ?

If theta^(@) lt theta lt 90^(@) and (sin theta)/(cos theta) + (cos theta)/(sin theta)=2 , then which of the following is equal to theta ?

If ((1+sin theta-cos theta))/((1+sin theta+cos theta))+((1+sin theta+cos theta))/((1+sin theta-cos theta))=4 , then which of the following values will be suitable for theta ? यदि ((1+sin theta-cos theta))/((1+sin theta+cos theta))+((1+sin theta+cos theta))/((1+sin theta-cos theta))=4 है, तो theta के लिए निम्नलिखित में से कौन सा मान उपयुक्त होगा?