2. Разложите ** множители: 1) 12ab – 18b2; 2) 21x7 – 7x4; 3) 8x – 8y + ax – ay;

Question

2. Разложите на множители: 1) 12ab – 18b2; 2) 21x7 – 7x4; 3) 8x – 8y + ax – ay;

Answer 1

1)

2)

3)