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Differentiate y=257x4y=25-\frac{7}{x^{4}}
A) 28x5\frac{28}{x^{5}} B) 252.8x525-\frac{2.8}{x^{5}} C) 74x3\frac{7}{4 x^{3}} D) 2574x325-\frac{7}{4 x^{3}} E)None of the Above

Question 61

Multiple Choice

Differentiate y=257x4y=25-\frac{7}{x^{4}}
.


A) 28x5\frac{28}{x^{5}}

B) 252.8x525-\frac{2.8}{x^{5}}

C) 74x3\frac{7}{4 x^{3}}

D) 2574x325-\frac{7}{4 x^{3}}

E) None of the above

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