Grade 11TrigonometryFind universal value of theta?Or maximum value of theta? poorn 2 8 Years agoGrade 11
deepak singhal8 Years agosin(x)/cos(x)+cos(x)=2/cos(x);{sin(x)+cos2(x)}/cos(x)=2/cos(x);sin(x)+1-sin2(x)=2;sin2(x)-sin(x)+1=0;solve this quadratic