# Is complex

Are these numbers 2i, 4i, 2i + 1, 8i, 2i + 3, 4 + 7i, 8i, 8i + 4, 5i, 6i, 3i complex?

**Result****Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

Tips to related online calculators

Try our complex numbers calculator.

#### You need to know the following knowledge to solve this word math problem:

## Next similar math problems:

- De Moivre's formula

There are two distinct complex numbers z such that z^{3}is equal to 1 and z is not equal 1. Calculate the sum of these two numbers. - Imaginary numbers

Find two imaginary numbers whose sum is a real number. How are the two imaginary numbers related? What is its sum? - Complex number coordinates

Which coordinates show the location of -2+3i - Reciprocal

Calculate reciprocal of z=0.8-1.8i: - Im>0?

Is -10i a positive number? - Linear imaginary equation

Given that ? "this is z star" Find the value of the complex number z. - Log

Calculate value of expression log |3 +7i +5i^{2}| . - Trinity

How many different triads can be selected from the group 43 students? - Fish tank

A fish tank at a pet store has 8 zebra fish. In how many different ways can George choose 2 zebra fish to buy? - Calculation of CN

Calculate: ? - Researchers

Researchers ask 200 families whether or not they were the homeowner and how many cars they had. Their response was homeowner: 14 no car or one car, two or more cars 86, not homeowner: 38 no car or one car, two or more cars 62. What percent of the families - Sequence 3

Write the first 5 members of an arithmetic sequence: a_{4}=-35, a_{11}=-105. - 75th percentile (quartille Q3)

Find 75th percentile for 30,42,42,46,46,46,50,50,54 - Six terms

Find the first six terms of the sequence a1 = -3, an = 2 * an-1 - Discriminant

Determine the discriminant of the equation: ? - Linsys2

Solve two equations with two unknowns: 400x+120y=147.2 350x+200y=144 - Seats

Seats in the sport hall are organized so that each subsequent row has five more seats. First has 10 seats. How many seats are: a) in the eighth row b) in the eighteenth row