Answer:
= 6.75 × 10^8
Step-by-step explanation:
Cos60° = 0.5
Any angle less than 90° is an acute angle.
Therefore, 60° is the acute angle.
Answer:
3200
Step-by-step explanation:
Given that:
The initial population of birds = 100
The time duration t = 5 years
Growth rate (r) = (Birth - Death) rate
= 2 - 1
= 1 / year
∴
using the discrete-time form: