Question

x (x2 - 1)(x + 2)-8
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Answer 1

Step-by-step explanation:

$(2 {x }^{2} - x)( - 8x - 16)$

$- 16 {x}^{3} - 32 {x }^{2} + 8 {x}^{2} + 16x$

$16x - 24 {x}^{2} - 16 {x}^{3}$