SAT1数学的几个问题.新版OG的第四套题的section6中的14题.我得5,它得6,为啥.the first term in the sequence above is a,and each term after the first is 3 times the preceding term.if the sum of the 5 terms is605,what is the value of

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SAT1数学的几个问题.新版OG的第四套题的section6中的14题.我得5,它得6,为啥.the first term in the sequence above is a,and each term after the first is 3 times the preceding term.if the sum of the 5 terms is605,what is the value of

SAT1数学的几个问题.新版OG的第四套题的section6中的14题.我得5,它得6,为啥.the first term in the sequence above is a,and each term after the first is 3 times the preceding term.if the sum of the 5 terms is605,what is the value of
SAT1数学的几个问题.
新版OG的第四套题的section6中的14题.
我得5,它得6,为啥.
the first term in the sequence above is a,and each term after the first is 3 times the preceding term.if the sum of the 5 terms is605,what is the value of
同一套题里面的第18题.
就是五张卡片那个.
还有第五套题里面的section2,13题.
其中的function,c(x)后面的函数式感觉不太对啊.
怎么回事儿?
感觉跟乱码似的……
五张卡片有人会么?
就是
有五张卡片任意摆放,只是有一张是不能放在最后一个的。
那么一共有多少种排列方法。

SAT1数学的几个问题.新版OG的第四套题的section6中的14题.我得5,它得6,为啥.the first term in the sequence above is a,and each term after the first is 3 times the preceding term.if the sum of the 5 terms is605,what is the value of
我算出来也等于5呀?!

是答案错了。第二版改版的时候,买的人就少。。基本还是看第一版的