KollegeApply
Search Colleges, Courses, Exams , Questions and Articles
Search
All Streams
All Courses
Engineering
Management
Medical
Design
Explore
Online
KollegeApply
Search Colleges, Courses, Exams , Questions and Articles
Search
Login
All Streams
All Courses
Engineering
Management
Medical
Design
Explore
Online
Home
/
Questions
/
Let f(x) = x3 − 6x2 + 9𝑥 + 18, then f(x) is strictly decreasing in ______
Mathematics and Statistics (Arts and Science)
Applications of Derivatives
Question
Updated
19 Aug 2026
Let f(x) = x3 − 6x2 + 9𝑥 + 18, then f(x) is strictly decreasing in ______
A
Choose Your Answer
A
(−\(\infty\), 1)
B
(3, \(\infty\))
C
(−\(\infty\), 1) ∪ (3, \(\infty\))
D
(1, 3)
🔓 Unlock Solution & Correct Answer
Reveal the step-by-step explanation
Ask Orbit AI