4 years ago

51. Quie: Geometrie Sequences

Mathematics

1 answer:

earnstyle [38]4 years ago

8 0

Answer:

Step-by-step explanation:

hello :

the general term is : An =A1×r^n when A1 =30 r=1/2

the fourth term is :A4 when n = 4

A4= 30×(1/2)^4 = 30/16 = 15/4

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