Factor
2b\left(2b^{6}+2b^{4}+1\right)
Evaluate
4b^{7}+4b^{5}+2b
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2\left(2b^{7}-3b+2b^{5}+4b\right)
Factor out 2.
b\left(2b^{6}+1+2b^{4}\right)
Consider 2b^{7}-3b+2b^{5}+4b. Factor out b.
2b\left(2b^{6}+2b^{4}+1\right)
Rewrite the complete factored expression. Polynomial 2b^{6}+2b^{4}+1 is not factored since it does not have any rational roots.
4b^{7}+2b+4b^{5}
Combine -6b and 8b to get 2b.
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}