benfire7 benfire7

23-03-2020
Mathematics

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You might need: E
(b)1= 15
b(n) = b(n − 1)• (-3)
What is the 4th term in the sequence?

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sqdancefan sqdancefan

23-03-2020

Answer:

405

Step-by-step explanation:

The first term is 15 and each successive term is 3 times the last. So, the next three terms are ...

15·3 = 45

45·3 = 135

135·3 = 405

The fourth term of the sequence is 405.

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