Question

Weight (g)

words, not numbers, deso
1-14.
k (For example, write, "Double the previo
vious number
Copy and complete each sequence below. Using we
how the patterns work. (For example, write. “T
a.
1,3,6, 10,-
-
b. 1, 2, 3, 5,
d. 8,7,5,2,_
c.
e.
1,3,9, 27, -,-
49, 47, 52, 50, 55, —,—
12
Core Connections, Course

Answer 1

Answer: a) add n+1 to the previous term

b) add the previous two terms

d) subtract n+1 from the previous term

e) multiply the previous term by 3

f) subtract 2 from previous term then add 5 to the next term

Explanation:

a) 1, 3, 6, 10

∨ ∨ ∨

+2 +3 +4 The next term is 10 +5 = 15

b) 1, 2, 3, 5

∨ ∨ ∨

=3 =5 =8 The next term is 5 + 8 = 13

d) 8, 7, 5, 2

∨ ∨ ∨

-1 -2 -3 zThe next term is 2 - 4 = -2

e) 1, 3, 9, 27

∨ ∨ ∨

×3 ×3 ×3 The next term is 27 × 3 = 81

f) 49, 47, 52, 50, 55

∨ ∨ ∨ ∨

-2 +5 -2 +5 The next term is 55 - 2 = 53

The following term is 53 + 5 = 58