RottenRobbin RottenRobbin

09-03-2020
Mathematics

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In a geometric sequence, as = 8 and a7 = 32.
Use the geometric mean to find the value of a6

Respuesta :

Danboghiu66 Danboghiu66

09-03-2020

Answer:

a6=16

Step-by-step explanation:

a5=8

a7=32

Let q be the ratio: a6=a5×q

a7=a6×q=a6×(a6/a5)

a7×a5=a6²

a6=sqrt(a7×a5)=sqrt(32×8)=sqrt(256)=16

a=16

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