Factor
\frac{\left(a-3b\right)^{2}}{4}
Evaluate
\frac{\left(a-3b\right)^{2}}{4}
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\frac{a^{2}-6ab+9b^{2}}{4}
Factor out \frac{1}{4}.
\left(a-3b\right)^{2}
Consider a^{2}-6ab+9b^{2}. Use the perfect square formula, p^{2}-2pq+q^{2}=\left(p-q\right)^{2}, where p=a and q=3b.
\frac{\left(a-3b\right)^{2}}{4}
Rewrite the complete factored expression.
Examples
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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