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rosijanka [135]
2 years ago
14

Find the 55th term in the following arithmetic sequence -102, -98, -94, -90

Mathematics
1 answer:
ololo11 [35]2 years ago
6 0

Answer:

114

Step-by-step explanation:

-102,-98,-94,-90.......

lets give the numbers a name : T ,

and the number order is 1, 2, 3, 4,5....n

we can see :

Tn=T(n-1)+4;

Tn=T(1)+(n-1)4,T1= -102

now n=55

T(55)= -102+(55-1).4=114

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