xpineappleslusheex xpineappleslusheex

12-10-2018
Mathematics

contestada

Factoriss fully. Brainliest answer will be awarded. 100 points up! please help quickly!
[tex]20 {x}^{2} - 5[/tex]

Respuesta :

ilzinhootigee ilzinhootigee

12-10-2018

Answer: 5 (2x+1 ) ( 2x - 1)

Step-by-step explanation:

Factor commum term 5 :

Rewrite 20 as 5*4

5 * 4x² - 5

Factor common term 5 :

= 5 ( 4x²-1 )

Factor 4x²-1 :

(2x+ 1) (2x-1 )

Therefore:

= 5 (2x+1 ) ( 2x - 1)

Hope that helps!

Answer Link

Otras preguntas

2) Thomas wants to find the difference 1/2 (6x - 2) - (2x + 1) He does the following: 1/2 (6x - 2) - (2x + 1)3x - 1 - x + 1/2 =3x + x - 1 + 1/2 =4x - 1/2 Is thi

how did money/economy contribute to industrialization?

Challenge Last month, Stephen's neighbors paid him to take care of their dog when they went on vacation. He spent $3 of his earnings on an afternoon snack and $

why the evil youth engage their self in

if 45% of a number is 54,what is 65% of the number?

the role of a control in an experiment is to

Find ST. Round to the nearest tenth. Show your equation set up and answer clearly.

I need help. This problem is difficult. Im not sure what to do.

Write an equation in slope-intercept form for the line with slope -6 and y-intercept 7. Then graph the line.

I need help for a tutorial class in algebra, just for better understanding.