Amena2000
Amena2000 Amena2000
  • 25-02-2017
  • Mathematics
contestada

For a real number x, sqrt(sqrt(-x)) is equal
a) +x b) -x c) complex d) pure imaginary

Respuesta :

jtvatsim
jtvatsim jtvatsim
  • 25-02-2017
Hmm... this one is interesting, let me try by making sure we're thinking the same thing:

You're question looks like this?
[tex]\sqrt{\sqrt{-x}}[/tex]
Answer Link
Аноним Аноним
  • 25-02-2017
sqrt(-x) is pure imaginary. It will be in the form +√x i and -√x i
And the square root of
+√x i and -√x i are in the format X+iY and X-iY

So the answer is
c) complex
Answer Link

Otras preguntas

A baseball is dropped from a glider 500 feet above the ground. The height (in feet) above the ground is modeled by the function ℎ() = −162 + 500, where is the
Find the perimeter and area of the figure pictured below. 12.1 m 3.5 m 4.2 m 8.7 m Perimeter = m Area = m 2
Given the image, what is the length of AC? A) 4.5 B) 5 C) 7.5 D) 8
Part AWho is the narrator in "Where's Brownie?"​
Ok, so I suck at these type of problems. Please help!
The triangle has size with the lengths of 3 cm 13 cm and 14 cm Is it a right triangle?
Where do the lines modeled by the equations y =-7.8x+1.4 and y -3.4x +1.2intersect
Question:8 Please help, I have no idea.
Journalism includes which of the following (choose all that apply): ability to lie seamlessly independence accuracy ethics sensational writing interest "nosy"
How many people die every day in the US from alcohol-related vehicle crashes? 20.0 28.0 43.0 ?