Question

if X=5-√21,prove that 3+2√2,find the value of x^{2}+1/x^{2}​

Answer 1

Answer:

꒐ꊰ ꉧ=5-√21,ꉣꋪꄲ꒦ꏂ ꓄ꁝꋬ꓄ 3+2√2,ꊰ꒐ꋊ꒯ ꓄ꁝꏂ ꒦ꋬ꒒꒤ꏂ ꄲꊰ ꉧ^{2}+1/ꉧ^{2}

Step-by-step explanation:

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