Problem: 6 ^ 4 − 4 ^ 4 = ?
Rationale: "we can write the above in terms of ( a + b ) ( a - b ) 6 ^ 4 − 4 ^ 4 = ( 6 ^ 2 ) 2 - ( 4 ^ 2 ) 2 = ( 6 ^ 2 − 4 ^ 2 ) * ( 6 ^ 2 + 4 ^ 2 ) = ( 36 − 16 ) * ( 36 + 16 ) = > 20 * 52 = 1040 ans option e ."
annotated_formula: divide(power(6, 4), power(6, 4))