(1)Is there a real numbera,a()1?(2)Is there a real numberb,b()0? 相关知识点: 试题来源: 解析(1) 存在满足a > 1的实数a。 (2) 存在满足b > 0的实数b。 解析: 题目询问是否存在满足特定条件的实数。 * 对于问题(1),实数范围内存在无数个大于1的数,例如1.1、2、3.5等。 * 对于...
Real Number | Definition, Types & Examples from Chapter 5/ Lesson 8 329K What are real numbers? Learn about the different types of real numbers that occur in mathematics as well as how to identify them. In this lesson, you will learn the definition of real numbers, examples of real numbe...
If a is a real number, then the real part of 4+i5a+i−i6 is( ).若a为一实数,则4+i5a+i−
a such that there exists a positive real number b such that all the roots of the polynomial x3−ax2+bx−a are real. In fact, for this value of a the value of b is unique. What is the value of b?( ) A.8 B.9 C.10 D.11 E.12 相关知识点: ...
Given 也 is a real number, and |l-m|=|m|+l, simplify an algebraic expression, then J醵碧-2梆+1二() A. |m|-l B. -|m| +1 C. m-l D. -m+1 E. simplify:化简;algebraic expression:代数式) 相关知识点: 试题来源: 解析 [思路分析]很明显J飕冒-2瞧+1=1腕T|,即本题的关键就...
is the device expecte is the first grass le is the sorrow of regr is there a schedule f is there any cake in is there any way i ca is there anyp is there something go is there something wr is there within the c is this an idiot i se is this the w is transformed is very bea...
百度试题 结果1 题目Assume that x is a positive real number. Which is equivalent to 3√x√x?( ) A.x1/6 B.x1/4 C.x3/8 D.x1/2 E.x 相关知识点: 试题来源: 解析 D 反馈 收藏
Just a reminder, I've got that project due tomorrow.just a reminder:跟你提醒一下due:按预期(完成、结束或到达)的 04:40 Need to drop by the dry cleaners.dry cleaner:干洗店 04:54 - This is your phone number.- Oh, I thought you should have it, now that we're getting to be chums....
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A real number is any positive or negative number available within the entire mathematical range of numbers. Real numbers include whole numbers, rational numbers, irrational numbers and virtually any type of number that is not an imaginary number or that can’t be computed or processed logically. ...