2 years ago

Which function describes the arithmetic sequence shown? 1,-2, -5, -8, -11, ...

Mathematics

1 answer:

antiseptic1488 [7]2 years ago

6 0

Answer:

a(n)=1+(n-1)(-3)

Step-by-step explanation:

Notice there's a common difference of d=-3.

If we use the formula a(n)=a1+(n-1)d to find the nth term given the first term and the common difference, we will see that the function that describes the arithmetic sequence as a(n)=1+(n-1)(-3)

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