factorise the following expression x3-8y3+64z3-24xyz
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Answer:
(x - 2y + 4z)³
Step-by-step explanation:
= x³ - 8y³ + 64z³ - 24xyz
= x³ - (2y)³ + (4z)³ - 3 (x) (2y) (4z)
= (x - 2y + 4z)³
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