Differentiate w.r.t. x
\frac{1}{7\sqrt{x}}
Evaluate
\frac{2\sqrt{x}}{7}
Graph
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\frac{1}{2}\times \frac{2}{7}x^{\frac{1}{2}-1}
The derivative of ax^{n} is nax^{n-1}.
\frac{1}{7}x^{\frac{1}{2}-1}
Multiply \frac{1}{2} times \frac{2}{7} by multiplying numerator times numerator and denominator times denominator. Then reduce the fraction to lowest terms if possible.
\frac{1}{7}x^{-\frac{1}{2}}
Subtract 1 from \frac{1}{2}.
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Simultaneous equation
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Limits
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