EAMCET Engineering 2008 Solved Paper

Section: Mathematics

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Question : 84 of 160

Marks: +1, -0

Given that a,b∈{0,1,2,...,9} with a+b≠0‌‌ and ‌‌ that (a+‌

b

10

)x=(‌

a

10

+‌

b

100

)y=1000.‌‌ Then, ‌

1

x

−‌

1

y

is equal to

1
1
2
1
3
1
4

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