2𝑎 ⋅3𝑏 = 2⋅𝑎⋅3⋅ 𝑏 = 6𝑎𝑏
2𝑥2⋅4𝑥3 = 2⋅𝑥2⋅4⋅𝑥3 = 8𝑥5
𝑎𝑏⋅2𝑥2𝑦2 = 𝑎⋅𝑏⋅2⋅𝑥2⋅𝑦2 = 2𝑎𝑏𝑥2𝑦2
3𝑎2𝑏⋅(– 2𝑎𝑏2) = 3⋅𝑎2⋅𝑏⋅(–2)⋅𝑎⋅𝑏2 = –6𝑎3𝑏3
Рекомендуем