Question

factorise a ^6 -64 =(a²)³-4³​

Answer 1

Step-by-step explanation:

${(x}^{2} - 4)( {x}^{4} + 4 {x}^{2} + 16) \\ (x + 2)(x - 2)( {x}^{4} + 4 {x}^{2} + 16)$