Question

which term of AP 5,2,-1 ,....... is -142​

Answer 1

Answer:

50th term

Step-by-step explanation:

a=5,d=a2-a1=2-5=-3

an=a+(n-1)d

-142=5+(n-1)-3

-147=(n-1)-3

n-1=49

n=50

please mark the answer as brainiest