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Zetta Paper 1 · Q8

Paper 1Algebra

Which of the following expressions is closest to the value of 100001−100000\sqrt{100001}-\sqrt{100000}?

A1100000\frac1{\sqrt{100000}}
B12100000\frac1{2\sqrt{100000}}
C110100000\frac1{10\sqrt{100000}}
D1100100000\frac1{100\sqrt{100000}}
E1100000100000\frac1{100000\sqrt{100000}}

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