Math, asked by Mini380, 4 months ago

If x- 1/x = √5, find x3+1/x3

Answers

Answered by ProfessorDanny

0

Answer and

Step-by-step explanation:

x+x1=5

→cubing,(x+x1)3=125

→x3+x31+3(x+x1)=125

→x3+x31=125−15=110

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