Question

1) What are the next three terms in these sequences?

a) 126 122 118 114 110
b) -1 3 7 11 15
c) 1 3 9 27
D) 80 20 5 1.25

Answer 1

Explanation:

a) 126 122 118 114 110, 106, 102, 98

Hint: ( Subtract 4 from each numbers to get the next)

b) -1, 3 , 7, 11 , 15, 19, 23, 27

Hint: ( Add all through by 4)

c) 1, 3, 9, 27, 81, 243, 729

Hint: ( Multiply through by 3)

d) 80, 20 , 5, 1.25, 0.3125, 0.078125, 0.0195

Hint; (Divide all through by 4)