Question: if n is an integer , f ( n ) = f ( n - 1 ) - n and f ( 4 ) = 12 . what is the value of f ( 6 ) ?
A) 1
B) 0
C) -1
D) 2
E) 4
Correct answer: a
Grade: 8 | Topic: Functions | Difficulty: Hard | Standard: 8.F.A.1