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marta [7]
3 years ago
15

The nth term of a sequence is 8 - n. a)work out the first three terms of the sequence b) work out the value of the first negativ

e term of the sequence
Mathematics
1 answer:
mojhsa [17]3 years ago
7 0

Answer:

see explanation

Step-by-step explanation:

To calculate the first 3 terms substitute n = 1, 2, 3 into the n th term formula

(a)

8 - 1 = 7

8 - 2 = 6

8 - 3 = 5

The first 3 terms are 7, 6, 5

(b)

The first negative term wii occur when n > 8, that is n = 9, thus

8 - 9 = - 1 ← first negative term

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