Faithhopson Faithhopson

02-06-2022
Mathematics

contestada

solve u^2 = -4, where u is a real number. Simplify your answer as much as possible.

will mark brainliest if correct

Respuesta :

gameforpop gameforpop

02-06-2022

Answer:

2i and -2i

Step-by-step explanation:

I'll change u to x to be easier to understand.

x^2 = -4

sqrt(x^2) = sqrt(-4)

sqrt(-4) = 2i, or -2i

Answer Link

Otras preguntas

Find center and radius (x-3)^2+y^2=8

Events A and B are independent. Find the missing probability. P(a)=3/10,p(b)=13/20,p(a and b)=?

1. What is the negative tú command of estudiar? Complete the command: no _______ 2. What is the negative tú command of dar? Complete the command: no _______ 3

What is wrong with this sentence

why was the elastic clause debated

The Large Magellanic Cloud is a small galaxy that orbits the Milky Way. It is currently orbiting the Milky Way at a distance of roughly 160000 light-years from

A ladder is placed 9 feet from a wall and touches the wall 12 feet above the ground. What is the length of the ladder?

Ellie wants to buy a computer for $900. She can save $75 a month in a savings account and earn $2 for every $100 saved and buy the computer when she has enough

Why do red blood cells not have a nucleus

Please help i don’t understand:(