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Use The general Formula in arithmetic sequence To answer the following:
1. Given The data ,a¹=91,d=-7.Find the 30th term
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Sagot :

Answer:

30th term is -112

Step-by-step explanation:

Formula:

an = a1 + (n -1) d

Solution:

a30 = 91 + (30-1)(-7)

= 91 + (29)(-7)

= 91+ (-203)

= 91 -203

a30 = -112