What expression shows the relationship between the value of any term and n, its position in the sequence?
a) 2n
b) 2n + 2
c) 3n
d) 4n

ANSWER

D) 4n

EXPLANATION

You can observe the following pattern from the table.

For the first term, we have,

For the second term, we have,

For the third term, we have,

For the fourth term,

For the nth term, we will have,

The correct choice is D.

Yo en el mar.

A. nadó

b. nadé

c. nadamos

Step-by-step explanation:

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

answer is x<