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Year 12 Maths Extension 2 Proof

Inequalities Proof

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Questions
Question 1
19611

For \(x>0,y>0\) and \(z>0\) show that 

\[x + y + z + \frac{1}{x} + \frac{1}{y} + \frac{1}{z} \ge 6\]

True

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