Question

X+ 1 = 4 find the value of x³ + 1/x³
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Answer 1

Answer:

76

Step-by-step explanation:

it is the answer brother

Answer 2

Answer:

52

Step-by-step explanation:

${(x + \frac{1}{x}) }^{3} = {x}^{3} + \frac{1}{ {x}^{3} } + 3 \times x \times \frac{1}{x}(x + \frac{1}{x} )$

${4}^{3} = {x}^{3} + \frac{1}{ {x}^{3} } + 3(4)$

${x}^{3} + \frac{1}{ {x}^{3} } = 64 - 12 = 52$

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