Question

$factorise {x}^{6} - 7 {x}^{3} - 8$
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Answer 1

Step-by-step explanation:

X^6 - 7x³ - 8

x^6 + 8x³ - x³ - 8

x³ ( x³ + 8 ) -1 ( x³ + 8 )

( x³ - 1) ( x³ + 8 )

LEAVE HERE OR PUT THIS ON FORMULA OF a³ - b³ and a³ + b³