Evaluate
4\left(5w-6x\right)\left(x+2w\right)
Expand
40w^{2}-28wx-24x^{2}
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40w^{2}-48wx+20xw-24x^{2}
Apply the distributive property by multiplying each term of 8w+4x by each term of 5w-6x.
40w^{2}-28wx-24x^{2}
Combine -48wx and 20xw to get -28wx.
40w^{2}-48wx+20xw-24x^{2}
Apply the distributive property by multiplying each term of 8w+4x by each term of 5w-6x.
40w^{2}-28wx-24x^{2}
Combine -48wx and 20xw to get -28wx.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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