Respuesta :

Answer:

(y - i[tex]\sqrt{7}[/tex])(y + i[tex]\sqrt{7}[/tex])

Step-by-step explanation:

Factor as a difference of squares, that is

y² + 7

= y² - (i[tex]\sqrt{7}[/tex] )²

= (y - i[tex]\sqrt{7}[/tex])(y + i[tex]\sqrt{7}[/tex])
Factor the expression over the complex numbers.


y^2+7w
Torturing——5838