mannyveloz55
mannyveloz55 mannyveloz55
  • 26-05-2021
  • Mathematics
contestada


[tex]x {} ^{2} + 49 = 0[/tex]
Hello, I need help :/​

Respuesta :

tataplayer10
tataplayer10 tataplayer10
  • 26-05-2021

If we are in the real numbers, we don't have solutions:

[tex]x^2 +49 = 0 \implies x^2 = -49 \implies x \not\in\mathbb{R}[/tex]

If we go beyond:

[tex]x^2 +49 = 0 \implies x^2 = -49 \implies x = \pm\sqrt{-7^2} \implies x = \pm7i[/tex]

Answer Link

Otras preguntas

Two students pushes on a box in the same direction , and one pushes In The opposite direction.what is the net force on the box if each pushes with the force of
Early humans migrated close to rivers after the last glacial period because.
Whose ideas are most closely associated with the term "dictatorship of the proletariat"?
what number has the same value as 14 tens
The Senate is given the responsibility of approving presidential nominations. true or faules
400.04 in expanded form
Commemorative coins come in packs of 15,while coin holders come in packs of 25. What are the least numbers of packs you should buy in order to have the same num
Andrew has six fewer coins than Casey. Bob has two more than twice as many coins as Andrew. Altogether, they have 504 coins. How many coins does Bob have?
What is the product for 21/81 times 81/21
What actions do you think demonstrated that Elizabeth was both a clever and fair ruler