Answered

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Write a recursive and an explicit formula to represent the following arithmetic
sequence: 2, -5, -12, -19, ....

I want it with steps

Sagot :

jiminparkarmy4

Step-by-step explanation:

X2 - X1 = - 5 - 2 = - 7

-the step is -7

Xn = 2 -7k

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