Question

complete factorise it 7x²-7​

Answer 1

Answer:

$7(x + 1)(x - 1)$

Step-by-step explanation:

$7 {x}^{2} - 7$

$7( {x}^{2} - 1)$

$7(( {x})^{2} - ( {1})^{2} )$

$7(x + 1)(x - 1)$