ImmortalFusedZamasu ImmortalFusedZamasu

10-07-2018
Mathematics

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PLEASE HELP!!!

7 , 2 , -3 , -8 -13, . . .

A. an = 5n - 12

B. an = -5n + 7

C. an = 2n - 7

D. an -5n + 12

PLEASE HELP7 2 3 8 13 A an 5n 12B an 5n 7C an 2n 7D an 5n 12 class=

Respuesta :

xjayde28x xjayde28x

19-07-2018

The answer is D an = -5n + 12

Use the formula an = a1 + d(n - 1) to solve

an = 7 + (-5)(n - 1)

an = 7 + (-5n +5)

an = -5n + 12

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