Final answer to the problem
$4x^2+y^2+9z^2-4xy+12xz-6yz$
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Step-by-step Solution
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- Produit de binômes avec terme commun
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1
Apply the formula: $\left(a+b+c\right)^2$$=a^2+b^2+c^2+2ab+2ac+2bc$, where $a=2x$, $b=-y$ and $c=3z$
$\left(2x\right)^2+\left(-y\right)^2+\left(3z\right)^2+2\cdot 2\cdot -1xy+2\cdot 2\cdot 3xz+2\cdot - 3yz$
Learn how to solve produits spéciaux problems step by step online.
$\left(2x\right)^2+\left(-y\right)^2+\left(3z\right)^2+2\cdot 2\cdot -1xy+2\cdot 2\cdot 3xz+2\cdot - 3yz$
Learn how to solve produits spéciaux problems step by step online. (2x-y3z)^2. Apply the formula: \left(a+b+c\right)^2=a^2+b^2+c^2+2ab+2ac+2bc, where a=2x, b=-y and c=3z. Apply the formula: ab=ab, where ab=2\cdot 2\cdot -1xy, a=2 and b=2. Apply the formula: ab=ab, where ab=4\cdot -1xy, a=4 and b=-1. Apply the formula: ab=ab, where ab=2\cdot 2\cdot 3xz, a=2 and b=2.
Final answer to the problem
$4x^2+y^2+9z^2-4xy+12xz-6yz$
