Let f:[1,3] \to R be continuous and be derivable in (1,3) and f^{'}(x)=[f(x)]^2+4 \forall x \in(1,3). Then

Correct Answer is : f(3)−f(1)=5 does not hold

WBJEE 2023 Math Solved Paper

Question : 3 of 75

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Let f:[1,3]→R be continuous and be derivable in (1,3) and f′(x)=[f(x)]2+4‌∀x∈(1,3). Then

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