Differentiate w.r.t. x_1
2
Evaluate
2x_{1}
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\frac{\mathrm{d}}{\mathrm{d}x_{1}}(2x_{1})
Combine x_{1} and x_{1} to get 2x_{1}.
2x_{1}^{1-1}
The derivative of ax^{n} is nax^{n-1}.
2x_{1}^{0}
Subtract 1 from 1.
2\times 1
For any term t except 0, t^{0}=1.
2
For any term t, t\times 1=t and 1t=t.
2x_{1}
Combine x_{1} and x_{1} to get 2x_{1}.
Examples
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