Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If the equation 
and 
, have a common root, then their other roots are the roots of the quadratic equation:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Given equations:
Let the common root be 
.
Subtract (ii) from (i):
Since 
,
Now put 
in (i):
Product of roots of (i):
Similarly for (ii), other root:
Required quadratic having roots 
:
Using 
,
Multiply by 
:
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