- Choice JLet the lesser integer be n: $$(2n+1)n=78 \\$$ $$ \Rightarrow n=6\\ $$ $$\Rightarrow 2n+1=13$$
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- Choice JLet the lesser integer be n: $$(2n+1)n=78 \\$$ $$ \Rightarrow n=6\\ $$ $$\Rightarrow 2n+1=13$$
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