Question on: JAMB Mathematics - 2016
Find (\frac{dy}{dx}), if y = (\frac{2}{3}) X3 - (\frac{4}{x})
A
3x2 - \(\frac{4}{x}\)
B
2x2 +\(\frac{4}{x^2}\)
C
3x2 + \(\frac{4}{x^2}\)
D
2x2 - \(\frac{4}{x}\)
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Correct Option: B
y = (\frac{2}{3})x3 - (\frac{4}{x})
(\frac{dy}{dx}) = 2x2 - Lx-2 = 2x2 + (\frac{4}{x^2})
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