Draw a hyperbola

Algebra Level 2

If − 2 ≤ x , y ≤ 4 -2 \leq x,y \leq 4 , what is the minimum value of x y \dfrac xy ?

-2 -8 -4 There is no minimum value

Pi Han Goh by Pi Han Goh , 30, Malaysia

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1 solution

J D
Jul 20, 2016

When X is negative and y approaches zero, x/y tends to negative infinity, so there is no minimum

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