Question 5 (5 points) Identify the recursive formula for the sequence 900, 850, 800, 750, . . . O f ( n ) = Sf(1) = 900 If(n) =f(n-1) - 50 ifn> 1 Of(2) = [f(1) = 900 If (n) = f (n - 1) + 50 ifn> 1 Jf(1) = 900 Of ( n ) = ] f(n) = f(n+1) -50 ifn> 1 Of ( n ) = If(1) = 850 If (n) = f(n-1) -50 ifn> 1