Answered

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If the first term of a sequence is four and the common difference is -9. Find a40.

(Write your answer as a value without spaces ex. 678, -973, etc.)​

Sagot :

ssadowski

Answer:

an = a1 + d(n - 1)

Step-by-step explanation:

an = 4 + -9(40 -1)

an = 4 + -9(39)

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