百度试题 结果1 题目1 . Which of the following numbers is a perfect square?(b) (a)141(b)196(c)124(d)222 相关知识点: 试题来源: 解析 (b) 反馈 收藏
perfect square is a whole number that is the product of a whole number with itself. For example, some perfect squares are the bolded ones in the following sequence: 1=1×1.4=2×2, 9=3×3, ..., etc.)A:5508402B:5508403C:5508407D:5508408E:5508409 相关知识点: 试题来源: 解析 E 略 ...
289 and 784 are perfect squares. The square root of 289 is 17; the square root of 784 is 28. Perfect squares can only have 0, 1, 4, 5, 6, 9 on the ones place. We can filter some of the numbers with the above pattern. Then we can filter others by finding the perfect squares...
Which of the following numbers is not a perfect square?( ).A.B.C.D.E. 答案 B 结果二 题目 Which of the following numbers is not a perfect square?( ).A.12016B.22017C.32018D.42019E.52020 答案 B 结果三 题目 Which of the following numbers is not a perfect square?( )A.12016B...
How many two-digit numbers have digits whose sum is a perfect square?( ).A. 13 B. 16 C. 17 D. 18 E. 19 相关知识点: 试题来源: 解析 C 有多少两位数,其个位十位的和是平方数?有一个整数,它的数字和为1:10.有4个整数,它们的数字和为4:13、22、31和40.有9个整数,其数字和为9:18、...
所有数字之和为完全平方数的数值
1How many two-digit numbers have digits whose sum is a perfect square?( ).A.13B.16C.17D.18E.19 2【题目】How many two-digit numbers have digits whose sumis a perfect square?(). A.13 B.16 C.17 D.18 E.19 3【题目】【题目】Ho wman ytwo-digi tnumber shav edigit swhos【题目...
A perfect square number or square number is a natural number that is the square of an integer. In other words, it is the product of some integer with itself. For example, 4 is a square number, since it equals 22. Number 4 can also be represented as (-2)2. But since we are talki...
Any number that is not a perfect square has an irrational square root. Real numbers: R={all rationals and irrationals} Shortcut Real Numbers- (R) Irrational Numbers- (I) Rational Numbers- (Q) Integer- (Z) Whole Numbers- (W) Natural Numbers- (N) Real Numbers Real numbers can be ...
What is a Square Number? How to Square a Number Lesson Summary Frequently Asked Questions What is a square number in math? A square number is one that is equal to an integer multiplied with itself. Square numbers are also known as perfect squares. What are some examples of square numbers...