这是一道英文数学题.厉害的来,The sides of a square are X feet long.Write an expression that represents the area of the square in square feet if the lenght of the side of the square is changed to one less than three times the lenght of the

这是一道英文数学题.厉害的来,The sides of a square are X feet long.Write an expression that represents the area of the square in square feet if the lenght of the side of the square is changed to one less than three times the lenght of the 一道数学题,自认数学厉害的请进 Find the turning point of the 这是一道英文数学题,其中一问是Find the turning point of the curve ,我看不懂要求什么数学量,还有find the point(s) of inflexion of the curve 一道英文的微积分数学题 一道导数的数学题这样做哪错了?这是第二问.哪里有错?高手来看看 一道数学题21字母横式谜U=S+N+AA+S=S+S+S+SN+S+A+N=U-S-S=U-A话：从1～20是第一章数学题。一共有7次综合测试，测完了还有新的数学世界来了，从21～40是第二章数学题。一共10章。提示：不知道什么 这是一道英语的数学题, 一道简单的英文数学题谢谢大家 一道数学题,智商高的来挑战, 问一道数学题,等差数列~S偶是前偶数项的和S奇是前奇数项的和那S偶-S奇=n/2d做题的时候不懂,这个结论是怎么来的 厉害的英文 厉害的来帮忙 这是一道GRE数学题,我理解的是选出来的三个数之和为正 一道初中的英文数学题,高手来,很简单,就要答案One interger is 3 more than another integer.The difference in their squares is 6 more than 5 times the larger.Find the integers.就要答案 英语厉害的来,What is the best 谁帮我解一道英文的数学题the ratio of Stan`s age to Fred`s age is 7:12.in 3 year time,their total age will be 101.what is Fred age 17 years from now 英语好的兼数学好的高手们 我这有这样一道英文数学题 好晕的啊An ordered list of four numbers is called a quadruple.A quadruple (p,q,r,s) ≥ 0 is chosen at random such that2p+q+r+s=4What is the probability that p+q+r+s=3?A) 3 求助一道简单的英文数学题!If -7 is subtracted from -12 the result is?答案到底是5还是-5啊 求高手解答 谢谢!