Evaluate
3\sqrt{x}
Differentiate w.r.t. x
\frac{3}{2\sqrt{x}}
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\frac{3}{2}\times 2x^{\frac{3}{2}-1}
The derivative of ax^{n} is nax^{n-1}.
3x^{\frac{3}{2}-1}
Multiply \frac{3}{2} times 2.
3\sqrt{x}
Subtract 1 from \frac{3}{2}.
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