In the rational expression, [tex] rac{4x - 8}{x ^{2} + 4x - 12} [/tex]why is it incorrect to cancel the 4x in the numerator with the 4x in the denominator?

Mathematics, 16.11.2019 09:31 richardgibson2005

In the rational expression,
$\frac{4x - 8}{x ^{2} + 4x - 12}$
why is it incorrect to cancel the 4x in the numerator with the 4x in the denominator?

Answers: 1

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In the rational expression,
[tex] \frac{4x - 8}{x ^{2} + 4x - 12} [/tex]
why is it incorr...