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In a geomatric sequence, a5= 36 and a7=16
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In a geomatric sequence, a5= 36 and a7=16

User CurtisHx
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Hello,


a_(5)=36

a_(6)=36*r

a_(7)=36*r^2=16
==>r²=16/36=4/9

==>r=2/3 or r=-2/3


User M Murteza
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