Question

if x= 9-4√5. then find the value of x²+1/x² .​

Answer 1

Answer:

your answer attached in the photo

Answer 2

Step-by-step explanation:

$x {126 - - y\pi \sec( \beta \cos(?) ) \times \frac{?}{?} }^{?} 3 {}^{2}$

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