waseemz waseemz

24-06-2020
Mathematics

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HELP ASAP What is the explicit formula for this sequence 5,2,-1,-4

Respuesta :

Stephen46 Stephen46

01-07-2020

Answer:

For an nth term U(n) = a + (n - 1)d

n = number of terms

a = first term

d = common difference

a = 5

d = 2 - 5 = - 3

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

= 5 - 3n + 3

= 8 - 3n

The formula for the sequence is 8 - 3n

Hope this helps

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