3 years ago

Which answer describe the type of sequence? 3,9,15,21

Mathematics

1 answer:

Alenkinab [10]3 years ago

5 0

Answer:

The sequence is arithmetic

we know that

In an arithmetic sequence, the difference between consecutive terms is always the same and is called common difference

In this problem we have

3,9,15,21,...

Let

a1=3, a2=9,a3=15,a4=21

a4-a3=21-15=6

a3-a2=15-9=6

a2-a1=9-3=6

The sequence is arithmetic

The common difference is equal to

You might be interested in

Given ABCD, AC=38, and AE=3x+4, find the value of x

sasho [114]

ANSWER

D 5

EXPLANATION

The diagonals bisect each other so,

AE=CE

This implies that

3x+4+3x+4=38

6x+8=38

Group similar terms

6x=38-8

6x=30

x=5

5 0

3 years ago

Read 2 more answers

A local hamburger shop sold a combined total of 483 hamburgers and cheeseburgers on Thursday. There were 67 fewer cheeseburgers

dusya [7]

Answer:

416, I believe this is the answer.

Step-by-step explanation:

483 - 67 = 416

5 0

3 years ago

Read 2 more answers

Altlantic Auditorium has 1500 seats. Tickets were sold for 900 of the seats. for what percent of the seats were tickets sold?

muminat

60%, 900/1500 would be .6 and in terms of percent would be 60.

3 0

3 years ago

Write an equation about having 6 puzzles, getting 5 more and having a lot now.

sattari [20]

6+5=11
or
6+5=?
It shows we originally have 6 and now have 5 more having a total of 11

8 0

3 years ago

mary bought 12 puonds of blueberries to make 5 pies. She divided the blueberries evenly. How many pounds of blueberries were in

AlexFokin [52]

Answer:

2.4 pounds of blueberries for each pie

Step-by-step explanation:

Mary has 12 pounds of blueberries to make 5 pies.

Divide 12 by 5 to see how much pounds of blueberries each pie will have.

There are 2.4 pounds of blueberries for each pie.

6 0

3 years ago