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Given P(x)""=""x^4+""a x^3+""c x""+""d s...

Given `P(x)""=""x^4+""a x^3+""c x""+""d` such that `x""=""0` is the only real root of `P '(x)""=""0.""If""P(1)""<""P(1)` , then in the interval `[1,""1]` . (1) P(1) is the minimum and P(1) is the maximum of P (2) P(1) is not minimum but P(1) is the maximum of P (3) P(1) is the minimum but P(1) is not the maximum of P (4) neither P(1) is the minimum nor P(1) is the maximum of P

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