quaneshadavispaa273 quaneshadavispaa273
  • 04-06-2019
  • Mathematics
contestada

What are the solutions of the following?

2x2 + 26x + 80

Your answer:

{5,8}


{-5,-8}


{4,10}


{-4, -10}

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 10-06-2019

Answer:

  (-5, -8)

Step-by-step explanation:

The expression can be divided by 2 to give ...

  x² +13x +40

The solutions to this will have a product of 40 and a sum of -13, the opposite of the x-coefficient. All of the offered choices have a product of 40, but only (-5, -8) has a sum of -13.

Answer Link

Otras preguntas

__ is a measure of how closely packed together the particles of matter are in a specific volume
who want FREEEEEE Points?????
n which country is the role of citizens valued in terms of personal freedoms, like speech, press, religion, and assembly? A. Iran B. All of the Above C. S
"My best friend was tricked by a vendor." Is that sentence active or passive voice? passive
Pannell Resources has a defined benefit pension plan for their 280 employees. In 2019, they decided to amend the pension plan, resulting in an increase of $3,84
Helppp Pleaseeeeeee!!!
Why is the concept of the E.U. (European Union) known as “single market”?
The use of simple machine keeps danger away. Justify statement........​
How much grape Juice would you need to mix with 15/4 quarts of sparkling water?
gimme ideas for something to draw pleasse