Question

Помогииите,пожаалуйста..!

Answer 1

$(5a {b}^{2} - 14 {a}^{2} {b}^{2} - 3 {a}^{3} b) \div (2ab) = ab(5b - 14ab - 3 {a}^{2} ) \div (2ab) = (5b - 14ab - 3 {a}^{2} ) \div 2 = \frac{5b}{2} - 7ab - \frac{3 {a}^{2} }{2} = 2.5b - 7ab - 1.5{a}^{2}$