Question

Is x=2+3×root2 then the value of (x+ 14/x)​

Answer 1

Answer:

x = 2 + 3√2

now

x + 14/x = 2+3√2 + 14/2+3√2

=> (2+3√2)² + 14 / 2+3√2

=> 4 + 9×2 + 2×2×3√2 +14 / 2+3√2

=> 4+18+12√2+14/2+3√2

=> 36+12√2/2+3√2

=> 12(3+√2)/√2(√2+3)

=> 12/√2

=> 6√2 ......Answer

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Step-by-step explanation: