austinyoung austinyoung
  • 18-12-2018
  • Mathematics
contestada

Factor the expression over the complex numbers.

x2+25

Respuesta :

gmany
gmany gmany
  • 27-12-2018

[tex]Use\\\\a^2-b^2=(a-b)(a+b)\\\\i=\sqrt{-1}\to i^2=-1\\------------------------\\\\x^2+25=x^2+5^2=x^2-(-5^2)=x^2-(5i)^2\\\\\boxed{x^2+25=(x-5i)(x+5i)}[/tex]

Answer Link

Otras preguntas

Solve for g. 12g + 12g + -14g = -20
Something that contradicts the expectations of the characters in a story is called _____. cultural conflict situational irony verbal irony theme
What country was an ally of spain during the spanish american war?
What happens to the particles of matter when a liquid changes to gas
What is the solution to 2x= 2(x-3)
If you have 1 movie ticket of $7.50 . And the cost of 2 movie tickets are $15 . So what is the cost of 4 movies
_____ do much of the actual work to prepare for cases and are heavily relied upon by lawyers and law firms. Select the choice that best answers the question. a.
Jack invests $1500 at a certain annual interest rate, and he invests another $3000 at an annual rate that is one-half percent higher. if he receives a total of
What did John Smith and Anne Hutchinson have in common?
Sam sent an Email to 3 friends on Monday . Each of the friends then sent an Email to 3 friends on Tuesday . On Wednesday , each or those friends then sent an Em