Smartmanting
Smartmanting Smartmanting
  • 03-07-2020
  • Mathematics
contestada

please help ASAP for the brainliest answer

please help ASAP for the brainliest answer class=

Respuesta :

Mastermatrix007
Mastermatrix007 Mastermatrix007
  • 03-07-2020

Answer:

arithmetic sequence

Step-by-step explanation:

The next number is 21

Answer Link
09pqr4sT
09pqr4sT 09pqr4sT
  • 03-07-2020

Answer:

Triangular Number Sequence

21

Step-by-step explanation:

This sequence is called the Triangular Number Sequence.

To find the next term, add 6 to 15.

The next term in the sequence is 21.

Answer Link

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