What is the value of: 7^9 - 7^11 ?	Choose the correct choice:
A) -7^20 B) 7^-3 C) -49^20 D) -48(7^9) E) 50(7^9)
7^9 - 7^11 = 7^9 (1 - 7^2) = 7^9 (1 - 49) = -48 (7^9), Answer -48(7^9).
<result>D</result>
What is the value of: 7^9 - 7^11 ?