Pre-Algebra Examples

$4 a^{2} - 15 a b + 9 b^{2}$

Step 1

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$4 a^{2} - 15 a b + 9 b^{2}$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$