Evaluate
20c-17a
Differentiate w.r.t. a
-17
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-17a+20b+35c-20b-15c
Combine -12a and -5a to get -17a.
-17a+35c-15c
Combine 20b and -20b to get 0.
-17a+20c
Combine 35c and -15c to get 20c.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
\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 ) }
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Limits
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