janae13sabillon janae13sabillon
  • 04-08-2021
  • Mathematics
contestada

Write the quadratic equation whose roots are 2 and -4 and whose leading coefficient is 2

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-08-2021

Answer:

2x^2+4x-16

Step-by-step explanation:

The quadratic can be written as

f(x) = a(x-z1)(x-z2) where z1 and z2 are the roots

f(x) = a (x-2)(x- -4)

a is the leading coefficient

f(x) = 2(x-2)(x+4)

     = 2(x^2 -2x+4x-8)

     = 2(x^2 +2x-8)

     = 2x^2 +4x-16

Answer Link

Otras preguntas

Ideally, how would you spend your birthday?
Natalie made a nut mixture that contains 54% peanuts by mixing together 10 kg of mixed nuts that contain 60% peanuts and 15 kg of a different brand of mixed nut
Giving fr$e points your welcome! have a good rest of your week​
What name was given to those northerners who came south during the reconstruction era, often to help the freedmen or to find new economic opportunities?
You need to find a partner to …………………………. tennis with you.A.playingB.playsC.are playingD.play
On January​ 31, 2021​, Pristar ​Logistics, Inc., issued 10​-year, 5​% bonds payable with a face value of $5,000,000. The bonds were issued at 95 and pay interes
What was the challenge in the book the best school year ever
HELP PLZ I DONT KNOW HOW TO DO IT​
Select the nonstandard word and change it to standard English: Mary did good on her test.
Why do archaeologists estimate it will take such a long time to explore the time of the sons of Ramses II PLEASEEE HELP ASAP IT NEEDS TO BE DONE IN 20 MINUTES