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

How do you say" leave me alone" in Spanish
20/10 as a mixed number
Two numbers have a product of 48 and a sum of 19 what are the numbers and how do you know
what is the first 12 numbers in pi?
solve the following problem: (12×10^9)÷(6×10^5)
what is it called when oxygen passes into the capillaries that surround these sacs?
How many 1/10 are in 3?
How many 1/10 are in 3?
ray wants the larger of two aquariums.One aquarium has 20 in. by 20 in. and has a height of 18 inches.The other aquarium has a base that is 40 in. by 12in. and
If 2n=14 what Is 8n? I am really bad at algebra and I need to do my homework