emmanuelknight64 emmanuelknight64
  • 04-04-2022
  • Mathematics
contestada

how many roots does y=x2-6x+9 have

Respuesta :

xenia168
xenia168 xenia168
  • 04-04-2022

Answer:

One root ; x = 3

Step-by-step explanation:

( a ± b )² = a² ± 2ab + b²

~~~~~~~~~

y = x² - 6x + 9

x² - 6x + 9 = x² - 2(x)(3) + 3² = ( x - 3 )²

( x - 3 )² = 0 ⇒ x - 3 = 0 ⇒ x = 3

Ver imagen xenia168
Answer Link

Otras preguntas

where is grey goose vodka made
where is gonzaga university
listed following are events or phenomena that occur during either the part of the sunspot cycle known as solar minimum or the part known as solar maximum. match
what time does shabbat start in ny
which genre represented a break away from conformity and mocked modern civilization
why do some species employ both mitosis and meiosis, whereas other species use only mitosis?
Tomas correctly spelled 18 out of 20 words oh his last spelling quiz. What decimal represents the portion of the words that Tomas spelled correctly?
Tires must have a visible tread of at least __________ of an inch across the base.
please help i cant figure this out
A boy on a bicycle is resting at the top of a hill. Then, he rides his bicycle down the hill. Describe how the boy's potential and kinetic energy differ at the