supitzgage2002 supitzgage2002
  • 03-06-2020
  • Mathematics
contestada

Factor completely 2x2 + 6x − 80. (2x − 5)(x + 8) (2x − 10)(x + 8) 2(x − 5)(x + 8) 2(x − 10)(x + 8)

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-06-2020

Answer:

2(x+8)(x-5)

Step-by-step explanation:

2x^2 + 6x − 80

Factor out a 2

2(x^2 + 3x − 40)

What 2 numbers multiply to -40 and add to 3

8*-5 = -40

8+-5 = -3

2(x+8)(x-5)

Answer Link
TheAnimeGirl
TheAnimeGirl TheAnimeGirl
  • 06-06-2020

The right answer is 2(x-5)(X+8)

please see the attached picture for full solution

Hope it helps

Good luck on your assignment...

Ver imagen TheAnimeGirl
Answer Link

Otras preguntas

at summer camp the ratio of boy to girls was 7:1. If there were 63 boys, how many girls were there
Which number is 164,502,423 decreased you 100,000?
Which pure substance can be classified as an element? -H2 -NO3 -NaCl -H2SO4
Write the number 307 as a sum of hundreds tens and ones
8x-9y+16x+12y How do I solve this equation
Which queen was a great patron of William Shakespeare’s works?
The most widely accepted theory among scientists is that the last place humans migrated to was?
is 0.02468 greater than 0.024
(-1)^46 + (-1^45) How do I do this problem? ^ means exponents
1000 equals 50 divided by X?