Evaluate
x\left(x-7\right)\left(x-3\right)\left(x-2\right)\left(x-1\right)
Expand
x^{5}-13x^{4}+53x^{3}-83x^{2}+42x
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x\left(x-3\right)\left(x-2\right)\left(x-1\right)\left(x-7\right)
Subtract 3 from -4 to get -7.
\left(x^{2}-3x\right)\left(x-2\right)\left(x-1\right)\left(x-7\right)
Use the distributive property to multiply x by x-3.
\left(x^{3}-2x^{2}-3x^{2}+6x\right)\left(x-1\right)\left(x-7\right)
Apply the distributive property by multiplying each term of x^{2}-3x by each term of x-2.
\left(x^{3}-5x^{2}+6x\right)\left(x-1\right)\left(x-7\right)
Combine -2x^{2} and -3x^{2} to get -5x^{2}.
\left(x^{4}-x^{3}-5x^{3}+5x^{2}+6x^{2}-6x\right)\left(x-7\right)
Apply the distributive property by multiplying each term of x^{3}-5x^{2}+6x by each term of x-1.
\left(x^{4}-6x^{3}+5x^{2}+6x^{2}-6x\right)\left(x-7\right)
Combine -x^{3} and -5x^{3} to get -6x^{3}.
\left(x^{4}-6x^{3}+11x^{2}-6x\right)\left(x-7\right)
Combine 5x^{2} and 6x^{2} to get 11x^{2}.
x^{5}-7x^{4}-6x^{4}+42x^{3}+11x^{3}-77x^{2}-6x^{2}+42x
Apply the distributive property by multiplying each term of x^{4}-6x^{3}+11x^{2}-6x by each term of x-7.
x^{5}-13x^{4}+42x^{3}+11x^{3}-77x^{2}-6x^{2}+42x
Combine -7x^{4} and -6x^{4} to get -13x^{4}.
x^{5}-13x^{4}+53x^{3}-77x^{2}-6x^{2}+42x
Combine 42x^{3} and 11x^{3} to get 53x^{3}.
x^{5}-13x^{4}+53x^{3}-83x^{2}+42x
Combine -77x^{2} and -6x^{2} to get -83x^{2}.
x\left(x-3\right)\left(x-2\right)\left(x-1\right)\left(x-7\right)
Subtract 3 from -4 to get -7.
\left(x^{2}-3x\right)\left(x-2\right)\left(x-1\right)\left(x-7\right)
Use the distributive property to multiply x by x-3.
\left(x^{3}-2x^{2}-3x^{2}+6x\right)\left(x-1\right)\left(x-7\right)
Apply the distributive property by multiplying each term of x^{2}-3x by each term of x-2.
\left(x^{3}-5x^{2}+6x\right)\left(x-1\right)\left(x-7\right)
Combine -2x^{2} and -3x^{2} to get -5x^{2}.
\left(x^{4}-x^{3}-5x^{3}+5x^{2}+6x^{2}-6x\right)\left(x-7\right)
Apply the distributive property by multiplying each term of x^{3}-5x^{2}+6x by each term of x-1.
\left(x^{4}-6x^{3}+5x^{2}+6x^{2}-6x\right)\left(x-7\right)
Combine -x^{3} and -5x^{3} to get -6x^{3}.
\left(x^{4}-6x^{3}+11x^{2}-6x\right)\left(x-7\right)
Combine 5x^{2} and 6x^{2} to get 11x^{2}.
x^{5}-7x^{4}-6x^{4}+42x^{3}+11x^{3}-77x^{2}-6x^{2}+42x
Apply the distributive property by multiplying each term of x^{4}-6x^{3}+11x^{2}-6x by each term of x-7.
x^{5}-13x^{4}+42x^{3}+11x^{3}-77x^{2}-6x^{2}+42x
Combine -7x^{4} and -6x^{4} to get -13x^{4}.
x^{5}-13x^{4}+53x^{3}-77x^{2}-6x^{2}+42x
Combine 42x^{3} and 11x^{3} to get 53x^{3}.
x^{5}-13x^{4}+53x^{3}-83x^{2}+42x
Combine -77x^{2} and -6x^{2} to get -83x^{2}.
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y = 3x + 4
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Matrix
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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 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}