Evaluate
\left(6x-1\right)\left(1+7x-3x^{2}\right)
Expand
-18x^{3}+45x^{2}-x-1
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45x^{2}-x-18x^{3}-1
Use the distributive property to multiply 7x-3x^{2}+1 by 6x-1 and combine like terms.
45x^{2}-x-18x^{3}-1
Use the distributive property to multiply 7x-3x^{2}+1 by 6x-1 and combine like terms.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
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
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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