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Find the Intervals in Which the Following Functions Are Strictly Increasing Or Decreasing: −2x3 − 9x2 − 12x + 1 - CBSE (Science) Class 12 - Mathematics

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Question

Find the intervals in which the following functions are strictly increasing or decreasing:

−2x3 − 9x2 − 12x + 1

Solution

We have,

f(x) = −2x3 − 9x2 − 12x + 1

 

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APPEARS IN

 NCERT Solution for Mathematics Textbook for Class 12 (2018 to Current)
Chapter 6: Application of Derivatives
Q: 6.3 | Page no. 205
Solution Find the Intervals in Which the Following Functions Are Strictly Increasing Or Decreasing: −2x3 − 9x2 − 12x + 1 Concept: Increasing and Decreasing Functions.
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