Let the two numbers have arithmetic mean 9 and geometric mean 4. Then, these numbers are the roots of the quadratic equation
a)
b)
c)
d)
Let the two numbers have arithmetic mean 9 and geometric mean 4. Then, these numbers are the roots of the quadratic equation
a)
b)
c)
d)
Question ID - 104123 | SaraNextGen Top Answer
Let the two numbers have arithmetic mean 9 and geometric mean 4. Then, these numbers are the roots of the quadratic equation
a)
b)
c)
d)
|
Let the two numbers have arithmetic mean 9 and geometric mean 4. Then, these numbers are the roots of the quadratic equation |
|||
|
a) |
|
b) |
|
|
c) |
|
d) |
|
1 Answer
127 votes
Answer Key / Explanation : (b) -
(b)
Let the two numbers are 
and 
Given, 
and 
and 
Hence, required equation is
(sum of roots)
product of roots=0
127 votes
Answer Link
127