一道sat2数学题,the only prime factors of a number 'n' are 2,5,7,and 17.which of the following could not be a factor of a）10 b) 20 c) 25 d)30 e)34

一道sat2数学题,the only prime factors of a number 'n' are 2,5,7,and 17.which of the following could not be a factor of a）10 b) 20 c) 25 d)30 e)34 SAT2化学中的一道题The ionization energy of Argon(Ar) is greater than1.Chlorine(Cl)2.Phosphorous(P)3.Neon(Ne)(A)1,2,and 3(B)1 and 2 only(C)2 and 3 only(D)1 only(E)3 only这道题我问过一次,不过没太弄懂～我主要不能判断稀有 Sat2 一道物理题 一道英文(sat2)物理题 SAT2数学题一道,if a square prism is inscribed in a right circular cylinder of radius 3 and height 6,the volume inside the cylinder but outside the prism is,我知道答案是61.6,请发下详细解答过程 SAT2 判断题一道At equilibrium,the reactants and products have reached the equilibrim concentrations. SAT2化学真题一道what is the approximate molarity of water? SAT2物理中的一道题,有关Heisenberg uncertainty principleThe Heisenberg uncertainty principle states that(A)we can measure the position of an electron only if we know its momentum(B)we can measure the momentum of an electron only if we know it SAT2 Sat2 一道英文数学题A sample space consists only of 2 events,A and B.Which of the following would we use to describe A and B if they cannot occur at the same time?a.Mutually exclusiveb.P (A and B)=0c.Collectively exhaustived.All of the above 一道SAT2数学题If all the terms of a geometric series are possible,the first term of the series is 2,and the third term id 8,how many digits are there in the 40th term?A 10B 11C 12 D 14E 15呃 答案我写错了 不好意思啊A 10 B 11 C 12 D 13 请教一道sat2数学题首先想问一下,sat2数学都是单选还是多选这道题我算出来两个答案,A和B,假如是单选的话,不知道有一个为什么错了, SAT2数学题The area of the region enclosed by the graph of the polar curve r=1/(sinx+cosx)and the x- and y-axes is( ) 一道SAT2数学题答好了我加分 if f(x)=x³-4x²-3x+2 which of the following are true?1.the function f is increasing for x≥32.the equation f(x)=o has two nonreal solutions3.f(x)≥-16 for all x≥0答案是1和3,为什么2不对?1,3 SAT2数学题一道,请求详解Which of the following describes the right and left behavior of the graph of f(x)= -3x^7 +2x^5 -3x +6?A Rises right and leftB Falls right and leftC Falls left,rise rightD Rises left,falls rightE Cannot be determined 一道sat2数学题the plane whose equation is 6x+5y+10z=30 forms a pyramid in the first octant with the coordinate planes.its volume is A 15 B.21 C 30 D.36 E.45主要是octant 看不懂 一道急需解决的SAT2 Math问题The set of odd intergers is closed under?正答：multiplication