三个连续奇数的第一个是n,则三个连续奇数的和是A 3nB 3n+3C 3n+6D 3n+4

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三个连续奇数的第一个是n,则三个连续奇数的和是A 3nB 3n+3C 3n+6D 3n+4
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三个连续奇数的第一个是n,则三个连续奇数的和是A 3nB 3n+3C 3n+6D 3n+4
三个连续奇数的第一个是n,则三个连续奇数的和是
A 3n
B 3n+3
C 3n+6
D 3n+4

三个连续奇数的第一个是n,则三个连续奇数的和是A 3nB 3n+3C 3n+6D 3n+4
n+(n+2)+(n+4)=3n+6
答案是:C

n+n+2+n+4=3n+6
所以,选C

n+n+2+n+4=3n+6
选C