Seudónimo Seudónimo
  • 03-04-2020
  • Mathematics
contestada

How many solutions does this quadratic equation have ? y=x^2-8x-20

Respuesta :

Officialalehpeter
Officialalehpeter Officialalehpeter
  • 03-04-2020

Answer: y=x+2 or x-10

Step-by-step explanation:

Y=x2-8x-20

Quadratic equation

Variables of -20 that will give -8 are

-10 &+2

Substitute into the equation

Y=x2-10x+2x-20

Y=x(x-10)+2(x-10)

Y=(x+2)(x-10)

The two equations are

Y=x+2 or

Y=x-10

Answer Link

Otras preguntas

Almost everyone agrees that the first 1 novel was Don Quixote.
Which fraction is the same as 3.08? A 56/25 B 77/25 C 19/5 D 32/5
Doing a warm-up before exercise is important because it
factor the trinomial 12x^2+25x+2= factor completely help plz
Eating _________ daily will help ensure you get all the nutrients you need. a. a variety of food. b. the same type of food. c. a little amount of food. d. a
what was it like for soldiers during world war 2
Which of the following would not be a way we can cut back on our use of oil? A. Using less heat in the winters B. Using more heat in the winters C. Using cars t
Lee Iacocca's career was built on successfully leading the design and development of the highly successful Ford Mustang. True False
what is the colonial settlememt was closet to a major river?
A benefit of flashcards is that they are a. Portable c. Very large b. Contains lots of information d. Ask many questions on one card