Math, asked by kuzann, 9 months ago

20 terms of the ap 12,7,2

Answers

Answered by arjun7649

0

Answer:

-83

Step-by-step explanation:

a+(n-1)d

a=12

d= -5

n=20

Answered by chhotiroy343

0

Answer:

a=12

d=7-12=-5

tn=a+19d

= 12+19×-5

=-83

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