problems: Simple polynomial factoring 1
a) 5a – 10b =
b) 3x + 9xy + x² =
c) 4y² + 6y =
answers: Simple polynomial factoring 1
a) 5a – 10b =
5 * a – 2 * 5 * b =
5 * (a – 2b)
b) 3x + 9xy + 6x² =
3 * x + 3 * 3 * x * y + 2 * 3 * x * x =
3x * (1 + 3y + 2x)
c) 4y² + 6y =
2 * 2 * y * y + 2 * 3 * y =
2y * (2y + 3)