The rational number that does not have a reciprocal is 0.Reason:0 = 0/1Reciprocal of 0 = 1/0 , which is not defined.(2)The rational numbers that are equal to their reciprocals are 1 and -1.Reason:1 = 1/1Reciprocal of 1 = 1/1 =1 Similarly, Reciprocal of-1=-1(3)The ...
If a,b,c,d are rational numbers(有理数),|a-b|≤9,|c—d|≤16 and |a-b-c+d|=25,then |b-a|-|d—c|= . 相关知识点: 试题来源: 解析 |a-b|+|c-d|≤9+16=25,而|a-b|+|c-d|≥|a-b-c+d|=25,又|a-b|≤9,|c-d|≤16,所以|a-b|=9,|c-d|=16,则|b-a|-...
百度试题 结果1 题目Let a,b and c be rational numbers and b=-a, c=-a,then a2-b2+c2= . (英汉词典:rational numbers 有理数)相关知识点: 试题来源: 解析 , 反馈 收藏
To see this, one simply has to produce an example of a magma that obeys the commutative axiom Equation7, but not the Equation4 axiom; but in this case one can simply choose (for instance) the natural numbers with the addition operation . More generally, the diagram asserts the following ...
一、整数与有理数(Integer and Rational Numbers)整数与有理数是数学中常见的概念,也是GRE数学考试的基础知识点。涉及整数和有理数的题目往往考察
答案 优质解答相关推荐 114.(第14届希望杯竞赛题)lfa,b,c,d are rational numbers,|a-b ≤9, _|c-d|≤16 and|a-b-c+d|=25,then|b-a|-|d-c|=.(rational number 有理数) 反馈 收藏
(英汉词典:rational numbers 有理数) 相关知识点: 试题来源: 解析 解: 解:∵b=125-135a,c=135-125a, ∴a2-b2+c2=a2-⎡⎢⎣⎤⎥⎦⎛ ⎛⎜ ⎜⎝⎞⎟⎠125-135a2-⎛ ⎛⎜ ⎜⎝⎞⎟⎠135-125a2 =a2-⎡⎢⎣⎤⎥⎦⎛ ⎛⎜ ⎜⎝⎞⎟⎠...
on the grounds that the unpredictability of the original singularity shows that a rational deity could not exist. In his conclusion, however, he claimed that the absence of a reason for the existence of the world need not be considered an occasion for despair, and that in fact it can be ...
Question 11. If R is the set of real numbers and Q is the set of rational numbers, then what is R – Q? Question 12. State whether each of the following statement is true or false. Justify your answer. (i) { 2, 3, 4, 5 } and { 3, 6} are disjoint sets. ...
7. When will the JEE Advanced 2025 exam be conducted? JEE Advanced exam 2025 will be held on May 18, 2025. 8. When will the JEE Advanced application form 2025 be released? IIT Kanpur will announce the release date for the JEE Advanced 2025 application form online. E-books and Sample Pa...