Differentiate w.r.t. R
\frac{3}{2} = 1\frac{1}{2} = 1.5
Evaluate
\frac{3R}{2}
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\frac{\mathrm{d}}{\mathrm{d}R}(\frac{3}{2}R)
Combine R and \frac{R}{2} to get \frac{3}{2}R.
\frac{3}{2}R^{1-1}
The derivative of ax^{n} is nax^{n-1}.
\frac{3}{2}R^{0}
Subtract 1 from 1.
\frac{3}{2}\times 1
For any term t except 0, t^{0}=1.
\frac{3}{2}
For any term t, t\times 1=t and 1t=t.
\frac{3}{2}R
Combine R and \frac{R}{2} to get \frac{3}{2}R.
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