Application of Derivatives
NCERT Class 12
CBSE
Grade 12
Question:
Find the maximum and minimum values of $f(x) = 2x^3 - 24x + 107$ on $[1, 3]$.
Step-by-Step Solution
Critical point $x = 2$. Evaluate $f(1)=85, f(2)=75, f(3)=89$. [1.5 Marks]
Maximum $= 89$, Minimum $= 75$. [1.5 Marks]
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🎯 Official CBSE Marking Scheme:
Finding critical point $x=2$: 1.5 Marks
Evaluating maximum $= 89$ and minimum $= 75$: 1.5 Marks
Correct Answer:
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