find mean proportional between 3 and 27
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Answered by
0
Answer:
The mean proportional of 3 and 27 = +√3×27 = +√81 = 9.
Step-by-step explanation:
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Answered by
0
Answer:
9
Step-by-step explanation:
let the mean proportional be x
then 3,x,x,27
product of means= x×x= x^2
product of extremes= 27×3= 81
now x^2= 81
=→ x = √81
=→ x = 9
Hope my answer helps you.
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