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
百度试题 结果1 题目44. Which of the following is a perfect square? B A. 4!. 9! B. 9!.10! C. 8!10! D. 8!. 9! E. 8!.9!.10! 相关知识点: 试题来源: 解析 B 反馈 收藏
A whole number is a perfect square if it can be expressed as the product of two equal whole numbers, For example, is a perfect square since , How many perfect squares are greater than 0 and less than ( ). A: B: C: D: ...
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 ...
1Which of the following numbers is not a perfect square?( ).A.B.C.D.E. 2Which of the following numbers is not a perfect square?( ).A.12016B.22017C.32018D.42019E.52020 3Which of the following numbers is not a perfect square?( )A.12016B.22017C.32018D.42019E.52020 反馈...
解析 A A is the correct answer.-This is a test of your knowledge of the unit circle and/or unit triangle. Since it is a perfect square, you should know it is a 45-45-90 triangle, for which the diagonal will be the length of the leg times the root of two. 反馈 收藏 ...
Therefore m!·n! is a perfect square if and only if (m+1)·(m+2)… n. is a perfect square. For the five answer choices, that quantity is 121, 121⋅ 122, 120, 120⋅ 121, and 122, and of those only 121 is a perfect square. Therefore the answer is120!·121!....
2⋅n+12.We must find a value of n such that (n!)2⋅n+12 is a perfect square. Since(n!)2 is a perfect square, we must also have n+12 be a perfect square. In order for n+12 to be a perfect square, n+1 must be twice a perfect square. From the answer choices, n+1=...
结果1 题目 A perfect square is a whole number whose square root is also a whole number. For example, is a perfect square since its square root is . How many perfect squares are there between and ? A: B: C: D: E: 相关知识点: 试题来源: 解析 D 略 反馈 收藏 ...
Examplesof perfect squares 9 9 is a perfect square because it can be expressed as 3 * 3 (the product of two equal integers). 16 16 is a perfect square because it can be expressed as 4 * 4 (the product of two equal integers). ...