1) 3a^2 + 5a= a(3a + 5b)
2) 8b^4 - 3b^= b^2(8b^2 - 3= b^2(4b√2 - √3)(4b√2 + √3)
3) -6a^2b^2 - 2a^4b - 4a^3b^= -2a^2b(a^2 + b)(2ab + b^2= -2a^2b(a + b)(a^2 + b^2)
1) 3a^2 + 5a
= a(3a + 5b)
2) 8b^4 - 3b^
= b^2(8b^2 - 3
= b^2(4b√2 - √3)(4b√2 + √3)
3) -6a^2b^2 - 2a^4b - 4a^3b^
= -2a^2b(a^2 + b)(2ab + b^2
= -2a^2b(a + b)(a^2 + b^2)