Get detailed and reliable answers to your questions on IDNLearn.com. Discover comprehensive answers to your questions from our community of knowledgeable experts.

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