penyelesaian dari (4x+5) (x-2=4x(x-2) adalah

[tex](4x + 5)(x - 2 = 4x(x - 2)) \\ (4x + 5)(x - 2 = 4 {x}^{2} - 8x) \\ = (4x + 5)(4 {x}^{2} - 9x + 2) \\ = 16 {x}^{3} - 36 {x}^{2} + 8x + 20 {x}^{2} - 45x + 10 \\ = 16 {x}^{3} - 16 {x}^{2} - 37x + 10[/tex]