masterbulzi09 masterbulzi09

26-03-2020
Mathematics

contestada

Please help fast

Factor completely and show your work: 9x^2 + 3xy - 3x - y

Factor and show your work: 4y^2 - 25

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brainer152269 brainer152269

26-03-2020

Not sure, lemme solve it out

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amna04352 amna04352

28-03-2020

Answer:

(3x + y)(3x - 1)

(2y - 5)(2y + 5)

Step-by-step explanation:

9x² + 3xy - 3x - y

3x(3x + y) - 1(3x + y)

(3x + y)(3x - 1)

4y² - 25

(2y)² - 5²

(2y - 5)(2y + 5)

Answer Link

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