ritasopindutch ritasopindutch
  • 04-08-2020
  • Mathematics
contestada

X^2- 4x- 21 as a product of binominal factors

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-08-2020

Answer:

( x-7) (x+3)

Step-by-step explanation:

X^2- 4x- 21

What two numbers multiply to -21 and add to -4

-7 * 3 = -21

-7+3 = -4

( x-7) (x+3)

Answer Link

Otras preguntas

Derive the equation of the parabola with a focus at (−5, 5) and a directrix of y = −1.
All beliefs about body shape are unaffected by social influences. Select one: a. True b. False
What is the oxidation state of sulfur in SO3?
A kosher diet is an example of a diet that is based on
What is one of the most important rules to remember about healthy eating?        A. Eat a variety of foods, with moderation in everything.   B. Eat only low-fat
Which statement best describes the components of nucleic acids? They are made up of chains of amino acids. They are made up of carbon, hydrogen, and oxygen only
You are due to return from holiday today but have just been told by your holiday company that volcanic ash in the atmosphere is once again causing flight cancel
Which best describes the use of interchangeable parts in manufacturing in the 1800s? A. Interchangeable parts were designs for the construction of mills and fac
describe one examples of poaching that is prevalent in south Africa
The primary purpose of protective covenants is to help: