fpb dari 45 a²b dan 72ab² jawab pliss

[tex]45 {a}^{2} b = {3}^{2} \times 5 \times {a}^{2} \times b \\ 72a {b}^{2} = {2}^{3} \times {3}^{2} \times a \times {b}^{2} \\ fpb = {3}^{2} \times a \times b = 9ab[/tex]