Bdt

M

meomeo_f94

:khi (186)::khi (186)::khi (186)::khi (186)::khi (186)::khi (186):

ĐK:
x,y,z>1
 
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B

bigbang195

:khi (86)::khi (86)::khi (86)::khi (86)::khi (86)::khi (86)::khi (86):
Cho A=(x-1)(y-1)(z-1)
Tim MaxA
Biet 1/x+1/Y+1/Z\geq2

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Quy đồng ta có

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M

meomeo_f94

minh khong hieu gi ca ban oi
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