Differentiate w.r.t. r
26r
Evaluate
13r^{2}
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2\times 13r^{2-1}
The derivative of ax^{n} is nax^{n-1}.
26r^{2-1}
Multiply 2 times 13.
26r^{1}
Subtract 1 from 2.
26r
For any term t, t^{1}=t.
Examples
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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