Geometric Mean Between 8and27?
Geometric mean between 8and27?
Answer:
a2=6√6 or -6√6
Step-by-step explanation:
8,_,27
n=3
a1=8
an=27
an=a1(r)^(n-1)
27=8(r)^(3-1)
27=8r²
/ 8 both sides
27/8=r²
r=±√27/8
a2=8(±√27/8)^(2-1)
a2=6√6 or -6√6
#JuneChallenge
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