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If log(10)x +log(10)y le 2 then smallest...

If `log_(10)x +log_(10)y le 2` then smallest possible value of `x + y` is `P`. Then `(P)/(10)` is

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The correct Answer is:
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If `log_(10)x +log_(10)y ge 2` then ……………
`xy ge 100`
`(x+y)^(2)ge (x-y)^(2)+4xy`
`ge400`
`ge 20`
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