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The harmonic mean of two numbers is -(8)...

The harmonic mean of two numbers is `-(8)/(5)` and their geometric mean is 2 . The quadratic equation whose roots are twice those numbers is

A

`x^2 + 10x +16 =0`

B

`x^2 -10x + 16 =0`

C

`x^2 +5x +4 =0`

D

` x^2 - 5x +4 =0`

Text Solution

Verified by Experts

The correct Answer is:
A
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