Question

If a-b-c and d(a,c) =17,d(b,c)=6.5 then d( ab)=?

Answer 1

•(a)----------------•(b)----------------•(c)

Given d(a,c) = 17 ,

and d(b,c) = 6.5

$d(a,b) = d(a,c) - d(b,c)$

$= 17 - 6.5$

$= 10.5$

Therefore.,

$\red{ d(a,b)}\green { = 10.5}$

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