Find the Real Zeros of the Function $$H ( x ) = x ^ { 6 } - 26 x ^ { 3 } - 27$$

Multiple Choice

Find the real zeros of the function. List the x-intercepts of the graph of the function.
- $$H ( x ) = x ^ { 6 } - 26 x ^ { 3 } - 27$$

A) $x = 3 , x = - 1$
B) $x = 3$
C) $x = 27$
D) $x = - 3 , x = 1$