Respuesta :
Answer:
the conjugate of [tex]12-\sqrt{5}[/tex] is [tex]12+\sqrt{5}[/tex]
Step-by-step explanation:
the conjugate of 12 - sqrt 5
In general , the conjugate of a+bi is a-bi
to get the we change the sign in the middle
Change the negative sign to positive sign before the square root
the conjugate of [tex]12-\sqrt{5}[/tex] is [tex]12+\sqrt{5}[/tex]