Math, asked by ANNIES09, 1 month ago

Find the first term of the arithmetic sequence whose common difference is 1 and whose 20th term is 23.

Answers

Answered by anubhav093

0

Answer:

d=1,

a20=23

a+19d=23

a+19x1=23

a+19=23

a=23-19

a=4

therefore 1st term =4

Step-by-step explanation:

I hope it helps

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