Final answer to the problem
$\left(x+9\right)^2-72$
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Step-by-step Solution
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- Prodotto di binomi con termine comune
- Metodo FOIL
- Sostituzione di Weierstrass
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1
Apply the formula: $x^2+bx+c$$=x^2+bx+c+\left(\frac{b}{2}\right)^2-\left(\frac{b}{2}\right)^2$, where $b=18$ and $c=9$
$x^2+18x+9+\left(\frac{18}{2}\right)^2- \left(\frac{18}{2}\right)^2$
Learn how to solve fattorizzazione polinomiale problems step by step online.
$x^2+18x+9+\left(\frac{18}{2}\right)^2- \left(\frac{18}{2}\right)^2$
Learn how to solve fattorizzazione polinomiale problems step by step online. x^2+18x+9. Apply the formula: x^2+bx+c=x^2+bx+c+\left(\frac{b}{2}\right)^2-\left(\frac{b}{2}\right)^2, where b=18 and c=9. Apply the formula: \frac{a}{b}=\frac{a}{b}, where a=18, b=2 and a/b=\frac{18}{2}. Apply the formula: \frac{a}{b}=\frac{a}{b}, where a=18, b=2 and a/b=\frac{18}{2}. Apply the formula: a^b=a^b, where a=9, b=2 and a^b=9^2.
Final answer to the problem
$\left(x+9\right)^2-72$
