04-07-2017
Mathematics

contestada

How do you factor 2r^2 + 5r +3

Respuesta :

apologiabiology apologiabiology

04-07-2017

magic and experience and trial and error
use ac method
2 times 3=6
what 2 numbers multiply to get 6 and add to get 5?, 2 and 3
split the middle number into those

2r²+2r+3r+3
group
(2r²+2r)+(3r+3)
factor
2r(r+1)+3(r+1)
undistribute
(r+1)(2r+3)

Answer Link

Otras preguntas

What did the Mayan people use to keep time and why?

A field that is 3/4 acres must be planted with seed. If 28 people will split the job equally, how many acres must each person plant?

According to Newton’s first law of motion: A- Once a spacecraft is up to speed no more fuel is required to keep it moving B- It requires more fuel to go to Mars

Diana usually drives at average rate of 30 mph. Today she is going to drive to her friend Tony's house which is 12 miles away. How many minutes will it take her

“Comrades!” he cried. “You do not imagine, I hope, that we pigs are doing this in a spirit of selfishness and privilege? Many of us actually dislike milk and ap

4w+5z=30 what would W equal?

Why did the federal government try to stop disputes between tribes in the Indian Territory?

Practicing one activity has no impact on your performance in doing another, seemingly unrelated activity.

I really need help with this please :(( I'll mark you as brainliest and give you extra points if possible.

what are the two means of obtaining US citizenship