Show that 1+xin(x+sqrt(x^2+1))geqsqrt(1+...

Show that `1+xin(x+sqrt(x^2+1))geqsqrt(1+x^2)` for all `xgeq0.`

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The correct Answer is:

`1+ x In (x+sqrt(x2+1))ge sqrt(1+x^(2)) for x gt 0.`

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