how to factorise this
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Answer:
3 (7-x) (49 + x^2 + 7x)
Step-by-step explanation:
1029 - 3x^3
= 3(343 - x^3)
= 3[(7)^3 - (x)^3]
= 3 [ (7-x) (49 + x^2 + 7x)]
= 3 (7-x) (49 + x^2 + 7x)
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