iamaven2 iamaven2

12-02-2018
Mathematics

contestada

What is the value of the 19th term in the sequence -1, -5, -9, ...?
-77
-73
-71
-22

Respuesta :

marymccutchan2 marymccutchan2

12-02-2018

All right i just earned that today!
This is the formula An = A1 + ( n-1 )D
You would take A19 = -1 + ( 19 - 1 ) -4
-1 + 18(-4)
-1 + -72
-73
Hope that helped!
:)

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