Evaluate
\frac{54x}{y}
Differentiate w.r.t. x
\frac{54}{y}
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\frac{6\times 3x}{y}+12\times \frac{3x}{y}
Express 6\times \frac{3x}{y} as a single fraction.
\frac{6\times 3x}{y}+\frac{12\times 3x}{y}
Express 12\times \frac{3x}{y} as a single fraction.
\frac{6\times 3x+12\times 3x}{y}
Since \frac{6\times 3x}{y} and \frac{12\times 3x}{y} have the same denominator, add them by adding their numerators.
\frac{18x+36x}{y}
Do the multiplications in 6\times 3x+12\times 3x.
\frac{54x}{y}
Combine like terms in 18x+36x.
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