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If x=3+sqrt(8) , find the value of x^2+1...

If `x=3+sqrt(8)` , find the value of `x^2+1/(x^2)`

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To find the value of \( x^2 + \frac{1}{x^2} \) where \( x = 3 + \sqrt{8} \), we will follow these steps: ### Step 1: Calculate \( x^2 \) We start by squaring \( x \): \[ x^2 = (3 + \sqrt{8})^2 \] Using the formula \( (a + b)^2 = a^2 + 2ab + b^2 \): ...
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