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Semenov [28]
2 years ago
7

The nth term of a sequence is given by 12 - 5n. Write down the first 3 terms of the sequence.

Mathematics
1 answer:
zysi [14]2 years ago
6 0

Answer:

              \bold{a_1=7\,,\quad a_2=2\,,\quad a_3=-3}

Step-by-step explanation:

                                      a_n=12-5n\\\\\\a_1=12-5\cdot1=12-5=7\\\\a_2=12-5\cdot2=12-10=2\\\\a_3=12-5\cdot3=12-15=-3

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