The function f(= x3 + 6x2 + (9 + 2k)x + 1 is strictly increasing for all x, if
A. \(k>\frac{3}{2}\)
B. \(k<\frac{3}{2}\)
C. \(k \geq \frac{3}{2}\)
D. \(k \leq \frac{3}{2}\)
Answer:A
The function f(= x3 + 6x2 + (9 + 2k)x + 1 is strictly increasing for all x, if
A. \(k>\frac{3}{2}\) B. \(k<\frac{3}{2}\) C. \(k \geq \frac{3}{2}\) D. \(k \leq \frac{3}{2}\)