If a is not equal to 0 and b = 0, the complex number a + 0i = a and a is a real number. Therefore, all real numbers are also complex numbers. If b is not equal to zero and a is any real number, the complex number a + bi is called imaginary number. ...
e.g. The causes are a complex blend of local and national tensions. 原因很复杂,既有地方性冲突也有全国范围的紧张局势。 ②complicated adj. involving many different and confusing aspects e.g. The situation was complicated by the spread of a serious forest fire. 森林火势严重,四处蔓延,这使得形势...
百度试题 结果1 题目Prove that, if is a complex number, then and are both real. What can you say about and ? 相关知识点: 试题来源: 解析 is imaginary, has modulus .反馈 收藏
百度试题 结果1 题目The sum of a complex number and its conjugate is alwaysA:a pure imaginary numberB:1C:D:a pure real number 相关知识点: 试题来源: 解析 D None 反馈 收藏
Let z in C and if A={z,arg(z)=(pi)/(4)} and B={z,arg(z-3-3i)=(2pi)/(3)... 04:08 If z is any complex number satisfying |z - 3 - 2i | less than or equal... 04:00 Let z=1+ai be a complex number, a > 0,such that z^3 is a real number... 07:07 Let...
i love you i love you i love you too baby i love your class i love your coat i love your complexio i love your garden i love your smile i loved my parents i loved you in the mo i m 36 i m always in i m bored i m boring i m breathless i m confused i m fooling myself...
its us we travel in s its wonderfuli like i itll be our secret its a big city its a complex questio its a dogs life its a human sign its a lemon lemon lem its a little bit comp its a one-shot deal o its a sunny day its a ten-second rule its a terrible life its a thing...
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What is a real number? Imaginary Numbers: Imaginary numbers are also called complex numbers. When imaginary numbers are squared, the result is a negative number. Imaginary numbers are used in certain calculations, such as quadratic equations. They are the result of a real number multiplied by i...
If z!=0 be a complex number and a rg(z)=pi/4, then R e(z)=I m(z)on l ... 01:46 If z is a complex number such that Re (z) = Im (2), then 01:30 z is a complex number such that |Re(z)| + |Im (z)| = 4 then |z| can't ... 02:37 If z is a complex...