Question 93256
1.) 5x² -125
5x^2 - 125
5(x^2 - 25)
5(x - 5)(x + 5)
Repeat for (2.)
3.)	6a³y + 24a² y²+24ay³
6a^3y + 24a^2y^2 + 24ay^3
ay(6a^2 + 24ay + 24y^2) factors of 6x24 (144) that sum to 24?: 12 and 12
ay(6a^2 + 12ay + 12ay + 24y^2)
ay((6a^2 + 12ay) + (12ay + 24y^2))
ay(6a(a + 2y) + 12y(a + 2y))
ay(6a + 12y)(a + 2y)
Repeat for (4.) ... lol
5.) 81w³-w
81w^3 - w
w(81w^2 - 1)
w(9w + 1)(9w - 1)