Factor
\left(x^{2}+4\right)^{2}
Evaluate
\left(x^{2}+4\right)^{2}
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\left(x^{2}+4\right)^{2}
Use the perfect square formula, a^{2}+2ab+b^{2}=\left(a+b\right)^{2}, where a=x^{2} and b=4. Polynomial x^{2}+4 is not factored since it does not have any rational roots.
Examples
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y = 3x + 4
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Matrix
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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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