MathDB

1

Part of 2019 Finnish National High School Mathematics Comp

Problems(1)

x(8\sqrt{1-x}+\sqrt{1+x}) \le 11\sqrt{1+x}-16\sqrt{1-x} when 0<x <= 1

Source: Finland 2019, p1

9/8/2019
Solve x(81−x+1+x)≤111+x−161−xx(8\sqrt{1-x}+\sqrt{1+x}) \le 11\sqrt{1+x}-16\sqrt{1-x} when 0<x≤10<x\le 1
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