Complete the recursive formula of the arithmetic sequence 12, 10, 8, 6,...12,10,8,6,...12, comma, 10, comma, 8, comma, 6, comma, point, point, point. b(1)=b(1)=b, left parenthesis, 1, right parenthesis, equals

b(n)=b(n-1)+b(n)=b(n−1)+b, left parenthesis, n, right parenthesis, equals, b, left parenthesis, n, minus, 1, right parenthesis, plus

Complete Question:

Complete the recursive formula of the arithmetic sequence 12, 10, 8, 6, ....

Step-by-step explanation:

Required

Complete:

From the question, the first term is 12.

So:

Solving further:

Following the above sequence:

can then be calculated as

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24