Answer:
Question 2: 4^12
Question 3: (9/64x)^11
Step-by-step explanation:
Answer:

Step-by-step explanation:
We are given that
Height of man=5 foot

Height of street light=20ft
We have to find the rate of change of the length of his shadow when he is 25 ft form the street light.
ABE and CDE are similar triangle because all right triangles are similar.







Hence, the rate of change of the length of his shadow when he is 25 ft from the street light=
Tan205° = .466 tan55° = 1.428 tan25° = .466 -tan25° = " so just tan25