Question

if x-1/x=3 find x³-1/x³​

Answer 1

Answer:

x+1x=23–√

⟹x2−23–√x+1=0

⟹x=23–√±(23–√)2−(4∗1∗1)−−−−−−−−−−−−−−−√2∗1

⟹x=23–√±8–√2=3–√±2–√

Step-by-step explanation:

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