factorise (27x^3+27x^2+9x+1)
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Answer:
(3x+1)^3
Step-by-step explanation:
=(3x)^3 + 1^3 + 3*1*(3x)^2 + 3*3x*1^2
=(3x + 1) (3x + 1) (3x + 1)
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