How do you find the gcf of $x^2 - 4x$ ?

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Answer 1 · 2018-07-12T09:57:00

See a solution process below:

Completely factor each term:

$x^2 = x xx x$

$4x = 2 xx 2 xx x$

Now identify the common factors and determine the GCF:

$x^2 = color(red)(x) xx x$

$4x = 2 xx 2 xx color(red)(x)$

Therefore:

$"GCF" = color(red)(x)$

How do you find the gcf of x^2 - 4xx^2 - 4x?