Question

Examine for maxima and minima the function f(x)= x3 – 9x2 + 24x + 7.
us. Maximum at x=2 and maximum value = 27, Minimum at x=4 and minimum
value = 23.​

Answer 1

Step-by-step explanation:

The ultrasonic waves travel through the water and after striking the target the beam is reflected from the seabed and is received by an under-water detector (mounted on the ship). The detector then converts the waves into electrical signals which are properly interpreted.