Question

if x=1/5-x then answer x³+1/x³

Answer 1

Answer:

Step-by-step explanation:

hey your ans is here

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given

x-1/x=5

to find

x3-1/x3

now applying identity

(x-1/x)3=x3-1/x3-3(x-1/x)

(5)3=x3-1/x3-3(5)

125+15=x3-1/x3

140=x3-1/x3

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Answer 2

this is the answer to your questions