x=9-4√5, then find ,x+14\x
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Carefully observed, x=(2-√5)^2
-->14/x=14/(2-√5)^
Ratiinalising the denominator
-->14/x=14(2+√5)^2
...
Therefore x+14/x=(2-√5)^2+14(2+√5)^2
-->135+52√5 Ans.
-->14/x=14/(2-√5)^
Ratiinalising the denominator
-->14/x=14(2+√5)^2
...
Therefore x+14/x=(2-√5)^2+14(2+√5)^2
-->135+52√5 Ans.
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