Questions LLC
Login
or
Sign Up
Ask a New Question
Complex Numbers
Page 2
Questions (969)
find the 2 square roots of -36+36(sqrt)3i
7 answers
asked by
please help me
70 views
Given z_1=2(cos pi/6+i sin pi/6) and z_2=3(cos pi/4 +i sin pi/4) find z_1z_2 where o<theta<2pi
10 answers
asked by
Beanieboi
77 views
11. j7•j1 (1 point)
j8 j7 (2j)8 (2j)7
11 answers
asked by
I need help
50 views
Write z=-6+6i in polar form
4 answers
asked by
Beanieboi
75 views
Chose a power of
i (with an exponent 13 or higher) that is equivalent to : i^3 3 . Explain how you arrived at your answer.
2 answers
asked anonymously
91 views
Examples of complex number
2 answers
asked anonymously
23 views
What are complex number
2 answers
asked anonymously
34 views
19) Find the product for the equations below. z₁ * z₂ (Use exact values, no decimals. Show your work)
z₁= 1/2(cis pi/3) and
6 answers
asked by
cal
87 views
17) Convert the rectangular form of the complex number into polar form.
z= 2-2√3i A: z=4(cos 2pi/3 + i sin 2pi/3) B: z = 4cis
1 answer
asked by
cal
142 views
If z=a+ib, where a and b ure integers, then 1+2+2++2" 22" if a>0.
1 answer
asked by
Ruhi
61 views
If z=a+ib, where a and b ure integers, then 1+2+2++2" 22" if a>0
1 answer
asked by
Ruhi
57 views
Find three cubed roots for the complex number:
125/2+125/2 i√3. answer with r= and theta = ___degrees ___degrees and ___degrees
4 answers
asked by
Dan
80 views
Find the quotient
z1/z2 in standard form. Convert to trigonometric form and find the quotient to check your answer. z1=2+2i ,
1 answer
asked by
Dan
98 views
Formulas to find solutions for complex numbers
2 answers
asked anonymously
64 views
Examples of complex numbers
2 answers
asked anonymously
41 views
What are complex numbers
2 answers
asked anonymously
37 views
What is complex plain and examples of it
2 answers
asked anonymously
75 views
1. Given z1 = 2(cos pi/6 + i sin pi/6) and z2 = 3 (cos pi/4 + i sin pi/4), find z1z2 where 0 ≤ theta ≤ 2pi
2. Find the
1 answer
asked by
Precal
102 views
What are complex numbers?
2 answers
asked by
Humphrey YAMBA
55 views
Why is the answer is zero in this complex (18-7i)+(20/7i)
2 answers
asked anonymously
23 views
Find the complex (18-7i) + (20÷7i)
2 answers
asked anonymously
30 views
Find the complex (8+7i) + (9+3i)
2 answers
asked anonymously
24 views
(1+(2*I))/(3-(4*I))+2/5
2 answers
asked by
Hamza
65 views
Let z and w be complex numbers such that |2z - w| = 25, |z + 2w| = 5, and |z + w| = 2. Find |z|.
I need a little help with
5 answers
asked by
Aditya
750 views
please help me...
1. When squaring a complex number using De Moivre's theorem, there are two answers. TRUE FALSE i think it's
4 answers
asked by
Hali
3,428 views
The complex number z = 2 + i is the root of the polynomial z^4 – 6z^3 + 16z^2 - 22z + 15 = 0. Find the remaining roots c) Let
4 answers
asked by
Clerry
712 views
Describe all solutions to zw - 3w - 2iw + 4z = 7iw + 5w + 11iz - 13 + 15i
where z and w are complex numbers.
1 answer
asked by
Ashley
100 views
Find the real and imaginary parts of the following complex numbers:
(i) 1.5e^jπ/4 (ii) je^1.2 + j^2 e
2 answers
asked by
Mat
1,023 views
Find all complex numbers $z$ such that $z^4 = -4.$
Note: All solutions should be expressed in the form $a+bi$, where $a$ and $b$
3 answers
asked by
Steve
1,003 views
Root of iota plus root of minus iota
5 answers
asked by
Raghuveer
3,303 views
Which of the following statements is not true?(1 point)
Responses A complex number is a number that can be written in the form
1 answer
asked by
eli
146 views
3(2i+7)=6i+21
4 answers
asked by
bella
42 views
Write an example of a complex number that is equal to its conjugate.
4 answers
asked by
Worm
2,425 views
cube roots of 64i?
5 answers
asked by
joe
5,501 views
use Demoivre's Theorem to find the indicated power of the complex number. Express the result in standard form.
(2+2i)^6 a=2 b=2
4 answers
asked by
Abbey(Please help)
829 views
3i+2i−4=18i
infinite solutions i = 5\ i = 4/13 i = -1/3 i = 8
2 answers
asked by
Ihateconnexus
54 views
find the cube roots of the complex numbers -4square root 2(1-i) and write them in both the standard and trigonometric forms.
1 answer
asked by
qui qui
377 views
Evaluate the expression √−7/√ −6√−5 and write the result in the form a+bi.
I keep getting b as 0.483i but apparently
4 answers
asked by
Amelia
1,898 views
Perform the indicated operations and write the answer in the form a + bi, where a and b are real numbers.
Problem #1 (3+2i)^2
10 answers
asked by
Dawn
1,877 views
3i+2i−4=18i
47 answers
asked anonymously
67 views
Perform the indicated operations & simplify, give your answer in standard form.
Add: (18−23i) + (21+20i)
3 answers
asked by
Nanette
355 views
3i+2i-4=18i
3 answers
asked anonymously
68 views
The complex number -3 + 2i is one zero for a polynomial function. Which complex number must also be a zero for this function?
-3
6 answers
asked by
Max
2,486 views
The number cis 75 + cis 83 + cis91 +...+ cis 147 is expressed in the form r cis(theta), where 0 <= theta < 360.
Find theta in
7 answers
asked by
Josh
989 views
Express the following in the form a + bi, where a and b are real numbers:
√15+8i √3-4i √2i √-48+14i
4 answers
asked by
hi
1,971 views
simplify the expression
-6+i/-5+i
4 answers
asked by
sharon
595 views
simplify the expression
-5+i/2i
5 answers
asked by
helen
4,829 views
simplify the expression
-6+i/-5+i Could someone explain the steps?
5 answers
asked by
Lee
1,105 views
If a polynomial equation p(x)=0 has 3+4i as a solution
3-i 4-3i 4+3i 3-4i
4 answers
asked by
cj
1,714 views
True or False
Complex numbers can be graphed on the real xy coordinate plane?
4 answers
asked by
no of your business
2,552 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (26)
Algebra
Algebraic Equations
Algebraic Expressions
Algebraic Manipulation
Algebraic operations
Built-in Functions
Calculus
Complex Analysis
Coordinate Geometry
Equations
Equations and Inequalities
Linear Algebra
Math
Math operations
Mathematics
Number Systems
Numbers
Numbers and Operations
Operations
Polynomials
Python
Python Programming
Simplifying expressions
Systems of Equations
Trigonometry
Trigonometry/Polar Coordinates