Respuesta :

Check the picture below.

is a LINEar sequence, namely an arithmetic sequence, to which in order to get the next number we simply add a common difference to the current, in this case the common difference is 4.

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Sylvioo

Answer:

11

Step-by-step explanation:

Subtract the 3rd term to the 4th term then subtract the difference to the 3rd term to get the value of the 2nd term

19 - 15 = 4

15 - 4 = 11

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