Evaluate
x\left(x-3\right)\left(x^{2}-1\right)
Expand
x^{4}-3x^{3}-x^{2}+3x
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\left(x\left(x-0\right)+x-0\right)\left(x-1\right)\left(x-3\right)
Use the distributive property to multiply x+1 by x-0.
\left(\left(x-0\right)x^{2}-x\left(x-0\right)+\left(x-0\right)x-\left(x-0\right)\right)\left(x-3\right)
Apply the distributive property by multiplying each term of x\left(x-0\right)+x-0 by each term of x-1.
\left(\left(x-0\right)x^{2}-\left(x-0\right)\right)\left(x-3\right)
Combine -x\left(x-0\right) and \left(x-0\right)x to get 0.
\left(x-0\right)x^{3}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
Apply the distributive property by multiplying each term of \left(x-0\right)x^{2}-\left(x-0\right) by each term of x-3.
\left(x+0\right)x^{3}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
Multiply -1 and 0 to get 0.
xx^{3}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
Anything plus zero gives itself.
x^{4}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
To multiply powers of the same base, add their exponents. Add 1 and 3 to get 4.
x^{4}-3xx^{2}-\left(x-0\right)x+3\left(x-0\right)
Multiply -1 and 0 to get 0.
x^{4}-3x^{3}-\left(x-0\right)x+3\left(x-0\right)
To multiply powers of the same base, add their exponents. Add 1 and 2 to get 3.
x^{4}-3x^{3}-xx+3\left(x-0\right)
Multiply -1 and 0 to get 0.
x^{4}-3x^{3}-x^{2}+3\left(x-0\right)
Multiply x and x to get x^{2}.
x^{4}-3x^{3}-x^{2}+3\left(x+0\right)
Multiply -1 and 0 to get 0.
x^{4}-3x^{3}-x^{2}+3x
Anything plus zero gives itself.
\left(x\left(x-0\right)+x-0\right)\left(x-1\right)\left(x-3\right)
Use the distributive property to multiply x+1 by x-0.
\left(\left(x-0\right)x^{2}-x\left(x-0\right)+\left(x-0\right)x-\left(x-0\right)\right)\left(x-3\right)
Apply the distributive property by multiplying each term of x\left(x-0\right)+x-0 by each term of x-1.
\left(\left(x-0\right)x^{2}-\left(x-0\right)\right)\left(x-3\right)
Combine -x\left(x-0\right) and \left(x-0\right)x to get 0.
\left(x-0\right)x^{3}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
Apply the distributive property by multiplying each term of \left(x-0\right)x^{2}-\left(x-0\right) by each term of x-3.
\left(x+0\right)x^{3}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
Multiply -1 and 0 to get 0.
xx^{3}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
Anything plus zero gives itself.
x^{4}-3\left(x-0\right)x^{2}-\left(x-0\right)x+3\left(x-0\right)
To multiply powers of the same base, add their exponents. Add 1 and 3 to get 4.
x^{4}-3xx^{2}-\left(x-0\right)x+3\left(x-0\right)
Multiply -1 and 0 to get 0.
x^{4}-3x^{3}-\left(x-0\right)x+3\left(x-0\right)
To multiply powers of the same base, add their exponents. Add 1 and 2 to get 3.
x^{4}-3x^{3}-xx+3\left(x-0\right)
Multiply -1 and 0 to get 0.
x^{4}-3x^{3}-x^{2}+3\left(x-0\right)
Multiply x and x to get x^{2}.
x^{4}-3x^{3}-x^{2}+3\left(x+0\right)
Multiply -1 and 0 to get 0.
x^{4}-3x^{3}-x^{2}+3x
Anything plus zero gives itself.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}