Question

productos notable (2b-c)3​

Answer 1

Explicación paso a paso:

$( {2b - c)}^{3} = 8 {b}^{3} - 3( {2b)}^{2} c + 3(2b)( {c)}^{2} - {c}^{3} \\ = 8 {b}^{3} - 12 {b}^{2} c + 6b {c}^{2} - {c}^{3}$