Respuesta :

Step-by-step explanation:

We use

[tex]a ^{2} - \times ^{2} = (a - \times )(a + \times )[/tex]

Now we have

[tex] \frac{ { \times }^{2} }{9} - 64 = ( \frac{ \times }{3} ) ^{2} - {8}^{2} \\ = ( \frac{ \times }{3} - 8)( \frac{ \times }{3} + 8)[/tex]

Hope that useful for you

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