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bezimeni [28]
3 years ago
10

Find a8 in the arithmetic sequence when a1=-9 and d=7

Mathematics
2 answers:
abruzzese [7]3 years ago
8 0

Answer:

40

Step-by-step explanation:

The n th term of an arithmetic sequence is

a_{n} = a_{1} + (n - 1)d, hence

a_{8} = - 9 + (7 × 7) = - 9 + 49 = 40

IrinaK [193]3 years ago
3 0

What do you mean let me see a picture of the problem

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