小生愚昧,向各位讨教数学一题。(from OG)9 y7 K' K: l2 F% f+ \. x
The sum of two number that differ by 1 is t.In terms of t.what is the value of the greater of the two number? 1 |& p" f& c4 T6 N" |a.t-1/2 / ^9 w9 W, }. ~b.t/2$ ?4 A1 t% k9 G( U/ {- A. \ c.t+1/2& K2 P7 W( s; _% e6 Z4 \3 S
d.t/2+1 , c# S, d. \( p% F, T7 qe.2t-1/2 0 T% e1 h% v3 @1 h/ O9 q7 U' G; Y! [( j" D
为什么选c呢?8 g# q2 ]3 ^7 s/ v
先谢过~