For what values of k is the following system stable, y = (k^2 – 3k -4)log(+ sin(x)?
A. k=1,4
B. k=2,3
C. k=5,4
D. k =4,-1
Answer:A
For what values of k is the following system stable, y = (k^2 – 3k -4)log(+ sin(x)?
A. k=1,4 B. k=2,3 C. k=5,4 D. k =4,-1
Explanation: The values of k for which the logarithmic function ceases to exist, gives the condition for a stable system.