document.write( "Question 1063075: From using trigonometric identity sinē Θ + cosē Θ = , obtain the following other pythagorean identities of
+ tanē Θ = secē Θ and also
+ cotē Θ = cscē Θ.\r
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Algebra.Com's Answer #678093 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! 1) 1 + tan^2 theta = 1 + (sin^2 theta / cos^2 theta) = \n" ); document.write( ": \n" ); document.write( "(cos^2 theta + sin2 theta) / cos^2 theta = 1 / cos^2 theta = sec^2 theta \n" ); document.write( ": \n" ); document.write( "2) 1 + cot^2 theta = 1 + (cos^2 theta / sin^2 theta) = \n" ); document.write( ": \n" ); document.write( "(sin^2 theta + cos^2 theta) / sin^2 theta = 1 / sin^2 theta = csc^2 theta \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( " |