Question

(2a² + 5ab + 3ab²) (2a - 7b) =







(-5x² + 5xy - 9y) (-3x + 5x) =








(5xy + 8²z⁴ - 2ax + ab - 8 x²y³) (-4xy²) =








(5 a² + 2ab + 7b²) (5a-2b) =

Answer 1

Aca van los dos primeros ejercicios s