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 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

a rectangular table top measures 4/9 of a meter long by 4/5 of a meter wide. the area is _____ square meter.
which point lies on the graph of the boundary line of the inequality 3y + 4x< 12
The specific temperature at which a substance changes from a liquid to a gas is an example of a
What Is Geographic Mobility?
What Does "Turning of the Tide" Mean?
what is the fraction ten twelfths in it's simplest form ?
Ryker is given the graph of the function y= 1/2x^2 - 4 . He wants to find the zeros of the function but is unable to read them exactly from the graph. Find the
True or false. If a line L1has equation y = mx + b, where m and b are constants with m ≠ 0, then an equation of a line L2 perpendicular to L1 has the form y = -
What are Radio Waves?
Ryker is given the graph of the function y= 1/2x^2 - 4 . He wants to find the zeros of the function but is unable to read them exactly from the graph. Find the