翻译if an integer is three times as large as the sum of the figures in its digit

翻译if an integer is three times as large as the sum of the figures in its digit GMAT数学求解If x, y, z areinteger and xy+z is an odd integer, is x an even integer?1) xy+xz is an even integer2) y+xz is an odd integer If is given that N is an integer.Prove that (a) 3(2N-1)+1 is an even number. If k is a positive integer,which of the following must represent an even integer that is twice the value of an odd integer答案是4k+2 GRE猴哥112数学难题 40题if n is an integer and 99< n的平方 x≡(1/4) (mod 9) ,x∈Z,表示什么意义?显示多少?What would it mean to say there is an integer x equal to (1/4) mod If it is meaningful to say there is such an integer,what is it?Is there an integer equal to (1/3) mod If so,what is it? 英语翻译Is the positive integer n equal to the square of an integer?Can you give the reasoning for this qn Is the positive integer n equal to the square of an integer?(1) For every prime number p,if p is a divisor of n,then so is p2.(2) square ro If p is an odd integer,which of the following is an even integer?A.p – 2 B.p2 C.p2 – 2 D.(p – 2)2 E.p2 – p 英语写的数学题 看不懂题目~~If n is an odd integer greater than 9, in terms of n, what would be the smallest even integer greater than n ?(A) n + 3(B) n - 5(C) n2(D) 5n(E) n + 1帮忙翻译出来是什么意思好吗? 顺便告诉我答 let n≥2 be an integer.prove that n is prime if and only if for every integer a,either hcf(highest common factor) (a,n)=1 or a|n If 1050 – 74 is written as an integer in base 10 notation,what is the sum of the digits in that integer?A.424B.433C.440D.449E.467是10^50 If x is a prime number,y is an integer ,and x^(21-x)=x^(y^2+3),then xy^2=_____ If n is an integer （整数）and 2 < n < 6,what is the value of (1) n is a factor of 15.(2) n is怎么选 B.Statement (2) ALONE is sufficient,but statement (1) alone is not sufficient.If n is an integer （整数）and 2 < n < 6,what is the value o If k is a positive even integer,then. 有几道GMAT数学题弄不懂,1、If 1050（是10的50次方） – 74 is written as an integer in base 10 notation,what is the sum of the digits in that integer?2、If x > 0,then 1/[√(2x)+√x] =3、A positive integer n is said to be “prime-sa 一道数学题,用方程解,Assuming k is an integer,if equation 7x-5=kx+9,with respect to x,has positive integer solution,values of k are Let A abcd be a four-digit number.If 400abcd is a square of an integer ,then A=____or_____这道题答案是4001或8004,（注：four-digit 四位数;square 平方、平方数；integer 整数） if y is an integer ,then the least possible value of /23-5y/ isA (1) B(2) C(3) D(4) E(5)请说为什么?