Question

factorise 4x³-4x part​

Answer 1

$\huge\purple{ANSWER:}$

$4 {x}^{3} - 4x$

$= 4x( {x}^{2} - 1)$

$= 4x( {x}^{2} - {1}^{2} )$

IDENTITY 3 : a² - b² = (a + b)(a - b)

$= 4x(x + 1)(x - 1)$

AND THAT'S OUR ANSWER !!!

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