IF a+1/a=6,find a^3+1/a^3
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a^3+1/a^3 = (a+1/a)^3 - 3*a*1/a(a+1/a)
= (6)^3 - 3*6
= 216 - 18
= 198
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Answered by
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Answer:
hiii dear...
Step-by-step explanation:
. a+1/a=6
as according to the question,
a^3+1/a^3=(a+1/a) (a^2+1/a^2-a+1/a)
=(6) (6^2-6)
=6 (36-6)
=6*30
=180
thanks....❣️❣️❣️
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