If a^2+ 1/a^2 = 18, find the value of a^3 - 1/a^3 , using only the positive value of a - 1/a
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Answer:
34×5^1/2
Step-by-step explanation:
a^2+1/a^2=18
a^3-1/a^3
write in x^3-y^3 form you will get the answer
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