👤

Answer :

Step-by-step explanation:

a) 1st term: 1-4= -3

2nd term: 2-4= -2

3rd term: 3-4= -1

b) FORMULA: a1 (n-1) d

a1 (first term): -3

d (difference): 1

-3 (n-1) 1

-3-1n-1= -1n-4

hope it helps! please make me brainliest..

Thank you! have a good day ahead ☺️

Go Teaching: Other Questions