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How do you factor $3 x^{2} - 15 x$ $3x^2-15x$ ?

1 Answer

Dec 23, 2016

$3 \cdot x \cdot (x - 5)$ $3*x*(x-5)$

Explanation:

$15 = 3 \times 5$ $15=3xx5$ so you take out $3$ $3$
$x^{2} = x \times x$ $x^2=x xx x$ so you take out $x$ $x$

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