If A.M of two numbers be twice their G.M then the numbers are in t | Filo
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Class 11

Math

Algebra

Sequences and Series

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If A.M of two numbers be twice their G.M then the numbers are in the ratio

  1. 2:7
Correct Answer: Option(b)
Solution: Let the 2 numbers be a and b

Given condition is  A.M of two numbers be twice their G.M

So

After simplification we get a quadratic equation in as

  where 

We get the solution for as   i.e 
Hence, option 'B' is correct.
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