Question

if x = 7 - 4√3 , then find the value of x² + 1 / x².

Please give with full formula. ​

Answer 1

Answer:

Step-by-step explanation:

Hope it helps you

Answer 2

Step-by-step explanation:

${(x + \frac{1}{x}) }^{2} = {x}^{2} + \frac{1}{ {x}^{2} } + 2 \times x \times \frac{1}{x} \\ {x}^{2} + \frac{1}{ {x}^{2} } = {(x + \frac{1}{x}) }^{2} - 2$

Just Put the value of 'x' in Formula to get the Answer!!!

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