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In a certain sequence of 8 numbers, each number after the first is 1 more than the previous number. If the first number is –5, how many of the numbers in the sequence are positive?
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第一个数字是-5,那么这一串数是-5,-4,-3,-2,-1...还剩3个数,但0不是正数,所以还是2个
echouno
0不是正数!
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