麻烦回答一下几道英文数学题.1、if the product of two positive integers is a prime number what must b
The product of two consecutive positive integers is always .A. odd B. even C. prime D. composite 相关知识点: 试题来源: 解析 B 两个连续的正整数相乘得到的数总是什么数? product 结果,consecutive 连续的,positive integer正整数,odd奇数, even偶数, prime质数, composite合数,选 B....
above low tide, so this sea level is 2.22 - 2.09 = 0.13 m below point M (海面比M低0.13m)3. 168, 324分解质因数可以表达为 168=2^3 * 3 * 7 324=2^3 * 3^4 找出最小正整数n使168n是324的倍数.Their smallest common multiple is 2^3 * 3^4 * 7 (168, 324最小公倍数是...
1、if the product of two positive integers is a prime number what must be the value of the smaller integer?high tide2、a mark M,on a cliff is 1.96m below sea level at high tide .at low tide the sea level is 4.18m lower than at high tide.———|| 1.96mM *|——— |low tide...
9. The sum of two positive integers is 60 and the greatest common factor of these two numbers is 15, then these two numbers are ___ and ___.相关知识点: 试题来源: 解析 15;45 由于两个数的和为60,最大公因数为15,可以将它们表示为15a和15b,其中a和b互质。根据题意,15a + 15b = 60,化...
Is the product of two positive integers x and y divisible by the sum of x and y ? x = y x = 2 选项: A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B、Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C、BOTH ...
Can the positive integer p be expressed as the product of two integers, each of which is greater than 1 ?() (1)31<p<37 (2)p is odd A.条件(1)充分,但条件(2)不充分. B.条件(2)充分,但条件(1)不充分. C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. D.条件(1)...
The product of two consecutive positive integers is five more than their sum. Find the integers. Writing and Solving Equations in One Variable: When writing an equation from a word problem, always begin by defining the unknown variable. Then, use the given scenario and...
2. Given that x = 2, then xy could be divisible by x + y (for example, if x = y = 2, then xy = 4 is divisible by x + y = 4) and xy could fail to be divisible by x + y (for example, if x = 2 and y = 3, then xy = 6 is not divisible by x + y = 5); ...
If the product of 3 positive integers is even, which of the following must be true? () A. All of the integers are odd. B. All of the integers are even. C. Two of the integers are even and one is odd. D. At least one of the integers is odd. E. At least one of the ...