Smartmanting Smartmanting

03-07-2020
Mathematics

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please help ASAP for the brainliest answer

please help ASAP for the brainliest answer class=

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Mastermatrix007 Mastermatrix007

03-07-2020

Answer:

arithmetic sequence

Step-by-step explanation:

The next number is 21

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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.

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