Factor
3\left(4x+7\right)x^{4}
Evaluate
3\left(4x+7\right)x^{4}
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3\left(x^{4}+4x^{5}+6x^{4}\right)
Factor out 3.
x^{4}\left(7+4x\right)
Consider x^{4}+4x^{5}+6x^{4}. Factor out x^{4}.
4x+7
Consider 1+4x+6. Multiply and combine like terms.
3x^{4}\left(4x+7\right)
Rewrite the complete factored expression.
21x^{4}+12x^{5}
Combine 3x^{4} and 18x^{4} to get 21x^{4}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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