if x+1/x=5, find the value of x^3+1/x^2
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Step-by-step explanation:
according to the question I think this is the answer....
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Answered by
1
Answer:
x = 1/4
(x³+1)/x² = 65/4
Step-by-step explanation:
(x+1)/x = 5
5x = x+1
4x = 1
∴ x = 1/4
(x³+1)/x²
= ((1/4)³ + 1)/(1/4)²
= (1/64+1)/(1/16)
= (65/64)/(1/16)
= 65/4
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