Differentiate w.r.t. x
0.3
Evaluate
\frac{3x}{10}
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\frac{\mathrm{d}}{\mathrm{d}x}(0.3x)
Combine -0.7x and x to get 0.3x.
0.3x^{1-1}
The derivative of ax^{n} is nax^{n-1}.
0.3x^{0}
Subtract 1 from 1.
0.3\times 1
For any term t except 0, t^{0}=1.
0.3
For any term t, t\times 1=t and 1t=t.
0.3x
Combine -0.7x and x to get 0.3x.
Examples
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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