Evaluate
\frac{155}{8x}
Differentiate w.r.t. x
-\frac{155}{8x^{2}}
Graph
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\frac{25\times 310}{400x}
Divide \frac{25}{400} by \frac{x}{310} by multiplying \frac{25}{400} by the reciprocal of \frac{x}{310}.
\frac{155}{8x}
Cancel out 2\times 25 in both numerator and denominator.
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