Recursive Formulas for Arithmetic Sequences
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a(1)=-17 a(n)=a(n-1)+9
Complete the recursive formula of the arithmetic sequence -17, -8, 1, 10,... a(1)= ? a(n)=a(n-1)+ ?
a(1)=18 a(n)=a(n-1)+ -6 or a(n)=a(n-1)-6
Complete the recursive formula of the arithmetic sequence 18,12,6,0,... a(1)= ? a(n)=a(n-1)+ ?
a(1)=2 a(n)=a(n-1)+7
Complete the recursive formula of the arithmetic sequence 2,9,16,23,... a(1)= ? a(n)=a(n-1)+ ?
a(1)=4 a(n)=a(n-1)+5
Complete the recursive formula of the arithmetic sequence 4,9,14,19,... a(1)= ? a(n)=a(n-1)+ ?
a(1)=9 a(n)=a(n-1)+9
Complete the recursive formula of the arithmetic sequence 9,18,27,36,... a(1)= ? a(n)=a(n-1)+ ?