Please help fast Factor completely and show your work: 9x^2 + 3xy - 3x - y Factor and show your work: 4y^2 - 25

Question

asked Jul 26, 2021 140k views

2 Answers

Nachbar · Answer 1 · 2021-07-28T17:08:29+0000

Answer:

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

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

Explanation:

9x² + 3xy - 3x - y

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

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

4y² - 25

(2y)² - 5²

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