Differentiate w.r.t. x
-80x
Evaluate
-40x^{2}
Graph
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\frac{\mathrm{d}}{\mathrm{d}x}(-40x^{2})
Multiply -1 and 40 to get -40.
2\left(-40\right)x^{2-1}
The derivative of ax^{n} is nax^{n-1}.
-80x^{2-1}
Multiply 2 times -40.
-80x^{1}
Subtract 1 from 2.
-80x
For any term t, t^{1}=t.
-40x^{2}
Multiply -1 and 40 to get -40.
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Limits
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