Editor
Editor
 Sep 18, 2022
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If $y=x^{-3}+2x^{-\frac{3}{2}}+3$, then dy/dx equals:
Difficulty: Easy
A: 
$\frac{x^{4}}{x^{\frac{5}{2}}}$
B: 
$x^{4}-x^{-\frac{1}{2}}$
C: 
$x^{-4}-x^{-\frac{3}{2}}$
D: 
$x^{-4}-x^{-\frac{5}{2}}$
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NETNUST Entry TestMathematicsDifferentiation