Question

Show That........

Answer 1

\[\frac{ \left( 1+\cot \theta+\tan \theta \right)\left( \sin \theta-\cos \theta \right) }{ \sec ^{3 }\theta -cosec ^{3} }\]

Answer 2

\[=\sin^{2}\theta \cos ^{2}\theta\]

Answer 3

put everything in terms on sin and cos

Answer 4

yes, but isn`t there any easy method with the trigonometric relations

Answer 5

thats it...