SAT OG 2道数学题,牛人帮帮忙啦～～P598 就是有5个正方形卡片,其中一张不能放在最后,问有几种安排方式?a,3a~~~the first term in the sequence above is a,and each term after the first is 3 times the preceding term,if t

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SAT OG 2道数学题,牛人帮帮忙啦～～P598 就是有5个正方形卡片,其中一张不能放在最后,问有几种安排方式?a,3a~~~the first term in the sequence above is a,and each term after the first is 3 times the preceding term,if t
SAT OG 2道数学题,牛人帮帮忙啦～～
P598 就是有5个正方形卡片,其中一张不能放在最后,问有几种安排方式?
a,3a~~~
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 first 5 terms is 605,what is the value of a?我怎么算都是5啊,可答案是6!

SAT OG 2道数学题,牛人帮帮忙啦～～P598 就是有5个正方形卡片,其中一张不能放在最后,问有几种安排方式?a,3a~~~the first term in the sequence above is a,and each term after the first is 3 times the preceding term,if t
1.A5-A4 =96
5 4
2.
5,15,45,135,405,明显答案错不可能6的倍数最终结果是5的

SAT OG 2道数学题,牛人帮帮忙啦～～P598 就是有5个正方形卡片,其中一张不能放在最后,问有几种安排方式?a,3a~~~the first term in the sequence above is a,and each term after the first is 3 times the preceding term,if t 问一道OG上的SAT数学题, sat og 数学题目找不到OG的数学解释啊!麻烦各位牛人了P427 16P10 10P398 10P399 15都不太能看懂,谢谢大家了..我新人啊,没什么分,希望大家帮帮忙英语你能不能把新SAT OG的详解发给我么?新旧对照是这样么?老OG的2-8对应新OG的1-7谁能帮帮忙,、谁有SAT og SAT OG八套题阅读什么是sat oc、og? 两道数学题求解!老师们帮帮忙啦~急! >o OG有好几个版本么?考SAT 2 用哪本OG? 一道SAT数学题,OG的p738第18题,附件不清晰,多包涵. 一道sat的数学题 og上585页 18题有没有人会做这道题,请详解, sat og p956 12题求旧版SAT OG详解 SAT真题和OG那几套是重复的?RT.真题印刷太烂了,发现重复的就做OG啦. sat数学题 SAT OG 2道数学题 ,帮忙讲解一下哈～～在线等A measuring cup contains5/1 of orange juice.it is then filled to the 1 cup mark with a micture that contains equal amounts of orange,grapefruit,and pineapple juces.what fraction of the final SAT OG 中601页第16道题为什么要选D?哪里错了? SAT 2 新出的哪个OG 2套题,谁有?