document.write( "Question 1068832: Solve sec^2 θ + 2tan^2 θ = 4 for all positive angles less than 360°. \n" ); document.write( "
Algebra.Com's Answer #684083 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
sec^2 + 2tan^2 = 4
\n" ); document.write( "Sub for sec^2
\n" ); document.write( "tan^2+1 + 2tan^2 = 4
\n" ); document.write( "3tan^2 = 3
\n" ); document.write( "tan^2 = 1
\n" ); document.write( "tan(t) = 1
\n" ); document.write( "theta = 45, 225 degs
\n" ); document.write( "-----------
\n" ); document.write( "tan(t) = -1
\n" ); document.write( "theta = 135, 315 degs
\n" ); document.write( "
\n" ); document.write( "
\n" );