Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If 
is a polynomial of degree 4 with rational coefficients and touches 
-axis at 
, then for the equation 
,
A
sum of roots is 
B
sum of roots is 0
C
product of roots is -4
D
product of roots is 4 .
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(b, d)
It is given that 
touches 
-axis at 
. So, two roots are 
.
Sine coefficients are rational, other roots must be 
.
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