Question

x²+1/x²=7 then find the value of x³+1/x³​

Answer 1

Answer:

Answer Expert Verified

Given Equation is x² + (1/x²) = 7. ⇒ x + 1/x = 3. ⇒ x³ + 1/x³ = 18. Hope it helps!

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Answer 2

Answer:

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7² + 1/7³

= 49 + 1/343

= 50/343

Step-by-step explanation:

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