Solve the Inequality $\left( x ^ { 2 } - 64 \right) \left( x ^ { 2 } - 1 \right) > 0$

Solve the inequality. Write the solution set in interval notation.
- $\left( x ^ { 2 } - 64 \right) \left( x ^ { 2 } - 1 \right) > 0$

A) $( - \infty , - 8 ) \cup ( - 1,1 ) \cup ( 8 , \infty )$
B) $( - \infty , - 8 ] \cup [ - 1,1 ] \cup [ 8 , \infty )$
C) $[ - 8 , - 1 ] \cup [ 1,8 ]$
D) $( - 8 , - 1 ) \cup ( 1,8 )$

Correct Answer:

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