Evaluate
-\frac{21x}{10}
Differentiate w.r.t. x
-2.1
Graph
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18.9x+4x-25x
Multiply 2.1 and 9 to get 18.9.
22.9x-25x
Combine 18.9x and 4x to get 22.9x.
-2.1x
Combine 22.9x and -25x to get -2.1x.
\frac{\mathrm{d}}{\mathrm{d}x}(18.9x+4x-25x)
Multiply 2.1 and 9 to get 18.9.
\frac{\mathrm{d}}{\mathrm{d}x}(22.9x-25x)
Combine 18.9x and 4x to get 22.9x.
\frac{\mathrm{d}}{\mathrm{d}x}(-2.1x)
Combine 22.9x and -25x to get -2.1x.
-2.1x^{1-1}
The derivative of ax^{n} is nax^{n-1}.
-2.1x^{0}
Subtract 1 from 1.
-2.1
For any term t except 0, t^{0}=1.
Examples
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\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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