1.

Ex-h. Factorine(1) 2a7 - 128a​

Answer» ONG>ANSWER:

2a( {a}^{2} - 4)(  {a}^{4}  + 16 + 4 {a}^{2} )

Step-by-step EXPLANATION:

2 {a}^{7}  - 128a \\  = 2a( {a}^{6}  - 64) \\  = 2a( {( {a}^{2})}^{3}  -  {4}^{3} ) \\  = 2a( {a}^{2} - 4)(  {a}^{4}  + 16 + 4 {a}^{2} )



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