984x6y is a six digit number, which is a multiple of 9 and x and y are non-zero digits. Find the minimum value of the product xy.
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984x6y is a six digit number, which is a multiple of 9 and x and y are non-zero digits. Find the minimum value of the product xy.
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Step-by-step explanation:
to be a multiple of 9
9+8+4+x+6+y
=28+x+y
we know tan sum of 28+x+y=36
x+y=9
so minimum values assigned can be 1and 8 and xy = 8
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