Answer :
Answer:
[tex]\large\text{L.H.S. = $\sin x(\csc x-\sin x)$}[/tex]
[tex]\large\text{$=\sin x .\csc x-\sin^2 x$}[/tex]
[tex]\large\text{$=1-\sin^2x$}[/tex]
[tex]\large\text{$=\cos^2x$}[/tex]
Answer:
[tex]\large\text{L.H.S. = $\sin x(\csc x-\sin x)$}[/tex]
[tex]\large\text{$=\sin x .\csc x-\sin^2 x$}[/tex]
[tex]\large\text{$=1-\sin^2x$}[/tex]
[tex]\large\text{$=\cos^2x$}[/tex]