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Let two numbers have arithmetic mean 9 a...

Let two numbers have arithmetic mean 9 and geometric mean 4. Then these numbers are the roots of the equation `:`

A

`x^(2) + 18x+ 16 = 0`

B

`x^(2) - 18x + 16 = 0 `

C

` x^(2) + 18x - 16 = 0`

D

`x^(2) - 18 x - 16 = 0`

Text Solution

Verified by Experts

The correct Answer is:
B
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