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JEE MAIN 2021
01-09-2021 S2
Question
The numbers of pairs $(a, b)$ of real numbers, such that whenever $a$ is a root of the equation $x^2+a x+b=0, \alpha^2$ -2 is also a root of this equation, is :
Select the correct option:
A
6
B
2
C
4
D
8
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Question Tags
JEE Main
Mathematics
Hard
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