The simplified value of \[\left( \mathbf{secx}\,\mathbf{secy}+\mathbf{tanx}\,\mathbf{tany} \right)-\left( \mathbf{secx}\,\mathbf{tany}+\mathbf{tanx}\,\mathbf{secy} \right)\] is

The simplified value of \[\left( \mathbf{secx}\,\mathbf{secy}+\mathbf{

1.	The simplified value of \[\left( \mathbf{secx}\,\mathbf{secy}+\mathbf{tanx}\,\mathbf{tany} \right)-\left( \mathbf{secx}\,\mathbf{tany}+\mathbf{tanx}\,\mathbf{secy} \right)\] is
A.	\[-1\]
B.	0
C.	\[se{{c}^{2}}x\]
D.	1
Answer» E.

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The simplified value of \[\left( \mathbf{secx}\,\mathbf{secy}+\mathbf{tanx}\,\mathbf{tany} \right)-\left( \mathbf{secx}\,\mathbf{tany}+\mathbf{tanx}\,\mathbf{secy} \right)\] is

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