143k views
3 votes
What is the first term of the arithmetic series?

a1 =
143
⇒ 8
What is the 20th term of the arithmetic series?
a20 =
⇒ 46
How many stitches are in the first 20 rows of the shawl?
⇒ 540 stitches

1 Answer

3 votes

I don't think this is wrong

User Bioinfornatics
by
3.8k points