Question

plz answer fast its important right answers will be marked as brainilist and plz answer step by step ​

Answer 1

Answer:

649

Step-by-step explanation:

the given ap is 1,7,13,19

here a=1 , d =6

n=109

añ=a+(n-1)d

añ= 1+(109-1)6

añ =1+(108)6

añ=1+648

añ=649

this is your answer with step by step explanation

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Answer 2

Step-by-step explanation:

the answer is 649 u can check