Evaluate
18yx^{2}
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18yx^{2}
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-3xy\left(3x-9x\right)
Combine -2xy and -xy to get -3xy.
-3xy\left(-6\right)x
Combine 3x and -9x to get -6x.
18xyx
Multiply -3 and -6 to get 18.
18x^{2}y
Multiply x and x to get x^{2}.
-3xy\left(3x-9x\right)
Combine -2xy and -xy to get -3xy.
-3xy\left(-6\right)x
Combine 3x and -9x to get -6x.
18xyx
Multiply -3 and -6 to get 18.
18x^{2}y
Multiply x and x to get x^{2}.
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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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\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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