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x^{2}+3
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x^{2}+3
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\frac{\left(-x^{2}-3\right)\left(x^{2}-3\right)}{-x^{2}+3}
Factor the expressions that are not already factored.
\frac{-\left(-x^{2}-3\right)\left(-x^{2}+3\right)}{-x^{2}+3}
Extract the negative sign in -3+x^{2}.
-\left(-x^{2}-3\right)
Cancel out -x^{2}+3 in both numerator and denominator.
x^{2}+3
Expand the expression.
\frac{\left(-x^{2}-3\right)\left(x^{2}-3\right)}{-x^{2}+3}
Factor the expressions that are not already factored.
\frac{-\left(-x^{2}-3\right)\left(-x^{2}+3\right)}{-x^{2}+3}
Extract the negative sign in -3+x^{2}.
-\left(-x^{2}-3\right)
Cancel out -x^{2}+3 in both numerator and denominator.
x^{2}+3
Expand the expression.
Examples
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Simultaneous equation
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Differentiation
\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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