justinmagallon12 justinmagallon12
  • 13-12-2018
  • Mathematics
contestada

can someone please tell me what r^2 - 9 = is?

Respuesta :

ncraneoziotp
ncraneoziotp ncraneoziotp
  • 13-12-2018

Answer:

The answer is (r + 3)(r - 3)

Step-by-step explanation:

There need to be two number that add together to get 0

and two number that multiply together to get -9

3 + -3 = 0

3 · -3 = -9

= (r + 3)(r - 3)

Answer Link

Otras preguntas

Decide whether the sentence is correct or incorrect as written. Tengo unas maestras buenas. correct incorrect
NAME UR FAVORITE ANIME WAIFU FOR POINTS :D
Which of the following is a form of government in which laws are made and administered by lords who inherit their lands and titles? A. monarchy B. direct democr
Plz help I’ll give u the crown
Feminist criticism examines the power structure and dynamics between: -men and women -races -socio-economic classes -world mythos
What is the worst thing about being a shoe salesman?
................................................................................................................................................................
Simplify What is 315/6 simplified
Does the Dual Systems Model that Steinberg describes in Inventing Ourselves: The Secret Life of the Teenage Brain, "The right sort of risks," better support the
please find my second account please help me answer my question when you find the second account and you follow me too so that I can be notified to follow me, t