deletions | additions       diff --git a/beginproblem__Consid.tex b/beginproblem__Consid.tex  index 9d298c4..0f93240 100644  --- a/beginproblem__Consid.tex  +++ b/beginproblem__Consid.tex 
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$v^{"}(n) = \beta _1 n + \beta _2$  \\  $\beta _1 n + \beta _2 = (\beta _1(n-1)+\beta _2) + 3(\beta _1(n-2)+\beta _2) + (\beta _1(n-3) + \beta _2) + 2n$  \\  $5\beta _1n - 10 \beta _1 + 5 \beta _2 + 2n$