JEE Math Practice Question
If ƒ(x) is a non-zero polynomial of degree four, having local extreme points at x = –1, 0, 1; then the set S = {x $$ \in $$ R : ƒ(x) = ƒ(0)} Contains exactly :
- A.four rational numbers.
- B.four irrational numbers.
- C.two irrational and one rational number.
- D.two irrational and two rational numbes.
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