1.

Compute cos(x)- ( frac {3}{x4} )dx.

A. sin(x)+ ( frac {3}{4} )x<sup>-7</sup>+c
B. sec(x)+ ( frac {3}{4} )x<sup>-3</sup>+c
C. sin(x)+ ( frac {3}{4} )x<sup>-3</sup>
D. sin(x)+ ( frac {3}{4} )x<sup>-3</sup>+c
Answer» E.


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