5. Two consecutive numbers are 8 and 9. Find the difference of their squares. 相关知识点: 试题来源: 解析 if the two consecative numbers are andy, then the differeace of their squares is glven by xty Here,x=8 and 9-9 8+9 Therefore the required answer.7 ...
21, 39, and 51 are all divisible by 3 . Only choice D has a pair of prime numbers which differ by 2 . 如果两个连续奇数.两个连续的奇数都是素数,它们叫做双素数.一个双素数的例子是( ). A. 19 和21 B. 39 和41 C . 49 和51 D . 59 和61 21、39、51都能被 3 整除.只有选项 D有...
aSociety Fund 社会资金[translate] a2. The sum of two consecutive triangular numbers is a square. In symbols, 2. 二个连贯三角数字的总和是正方形。 在标志,[translate]
To solve the problem of finding the sum of two consecutive even numbers whose squares differ by 84, we can follow these steps:Step 1: Define the two consecutive even numbers Let the first even number be \( x \). Since we are lo
Answer to: Two consecutive positive even numbers are each squared. The difference of the squares is 60. What is the sum of the original two...
If the larger of two consecutive whole numbers has one more digit than the smaller,their ones' digits must be 9 and 0. 两个连续整数中,较大的比较小的多一位,那么这两个数的个位数的和是多少? A.10 B.9 C.1 D.0 两个连续整数中,较大的比较小的多一位,那么这两个数的个位数是0和9,和是...
解析 AGiven: The product of two consecutive numbers is 156. Find: The numbers Solution: 2(x+1)=156 2^2+x=156 2^2+156=0 (2+13)(x-12)=0 2+13=0 x=-13 net positive. So we disegard this answer 2-12=0 x=12 12+1=13 Hence, The answer is 12 and 13 (A) ...
athat dress is pretty。 那件礼服是俏丽的。[translate] aIn mathematics, a conjecture is an educated guess. Make a conjecture about the sum of two consecutive triangular numbers. 在数学,臆想是一个猜测。 做臆想关于二个连贯三角数字的总和。[translate]...
The sum of the squares of two consecutive positive odd numbers is 514. Find the numbers. View Solution The sum of three consecutive natural numbers is 51. Find the numbers. View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7...
猜想:连续两个三角数的总和是一个正方形。2013-05-23 12:21:38 回答:匿名 臆想:两个连贯三角数字的总和是正方形。 2013-05-23 12:23:18 回答:匿名臆想: 二个连贯三角数字的总和是正方形。 2013-05-23 12:24:58 回答:匿名猜想: 两个连续的三角数字的总和是一个正方形。 2013-05-23 12:26:38 回答...