3 years ago

Find the 78th term of the arithmetic sequence 14, 5, -4, ...

Mathematics

1 answer:

seropon [69]3 years ago

4 0

Answer:

-679

Step-by-step explanation:

14 + (78 - 1) × -9

= 14 + (77)-9

= 14 - 693

= -689

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