Consider again the complex number a + bi. 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...
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
Let z be a complex number such that |z| + z = 3 + i (Where i=√−1) Then ,|z| is equal to A√343 B53 C√414 D54Submit Question 3 - Select One Let z be a complex number and a be a real parameter such that z2+z+a2=0, then Alocus of z is a pair of straight ...
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
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...
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Building a Class A complex number is a number made of two real numbers, one part is called therealpart of the number, the other theimaginary. They are normally written in the form a + bia+bi where aa is the real part, bb is the imagina...
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The number of real or complex solutions of x^(2)-6|x|+8=0 is (a) 6 (b... 05:09 The number of distinct real roots of x^4-4x^3+12 x 62+x-1=0i sdot 02:35Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths Cengage Solutions ...