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What is the minimum value of 2x+3y, when...

What is the minimum value of 2x+3y, when xy=6?

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The equation of the angle bisector of angle A is
`(3x+4y)/(5) = +-(4x+3y)/(5) " or " x=+-y`

The equation of internal bisectors is x=-y
Since h and k lie on the line x = -y, we have
h+k=0
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