Chapterwise/Topicwise Daily Practice Problems (DPP) Calculus JEE Main & Advanced>Chapter 5 - Applications of Derivatives>DPP>Q 8

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JEE Main

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Let $f (x) = |\begin{matrix} 1 & 1 & 1 \\ 3 - x & 5 - 3 x^{2} & 3 x^{3} - 1 \\ 2 x^{2} - 1 & 3 x^{5} - 1 & 7 x^{8} - 1 \end{matrix}| .$ Then which of the following is/are correct?

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Important Questions on Applications of Derivatives

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JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Calculus JEE Main & Advanced>Chapter 5 - Applications of Derivatives>DPP>Q 9

Which of the following is correct?