if a+1/a =1 then a3+1=
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Step-by-step explanation:
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Answered by
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Answer:
Step-by-step explanation:
a+1/a=1
(a+1/a)^3=1^3
a^3+1/a^3+3×a×1/a(a+1/a)=1
a^3+1/a^3+3(1)=1
a^3+1/a^3=1-3=-2
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