Find (lt_{(x,y) rightarrow(0,0)} frac{sec(y).sin(x)}{x} )

1.	Find (lt_{(x,y) rightarrow(0,0)} frac{sec(y).sin(x)}{x} )
A.
B.	<sup>1</sup> <sub>2</sub>
C.	1
D.	<sup>1</sup> <sub>3</sub>
Answer» D. <sup>1</sup> <sub>3</sub>

Discussion

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