Evaluate
135x^{2}+25
Factor
5\left(27x^{2}+5\right)
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9\times 3x^{2}\times 5+5^{2}
Multiply x and x to get x^{2}.
27x^{2}\times 5+5^{2}
Multiply 9 and 3 to get 27.
135x^{2}+5^{2}
Multiply 27 and 5 to get 135.
135x^{2}+25
Calculate 5 to the power of 2 and get 25.
5\left(27xx+5\right)
Factor out 5. Polynomial 27x^{2}+5 is not factored since it does not have any rational roots.
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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