Answer:
1. 32,
2. 160,
3. 5,
4. 5, and
5. 15.
Step-by-step explanation:
If its even the f(x) = f(-x)
f(-x) = -x ((-x)^3 + x) = x^4 - x^2
f(x) = x^4 - x^2
So the function is even
Answer:
The average walking speed is 1.48 feet per second
Step-by-step explanation:
we have

where
r is average walking speed
p is the population in thousands
In this problem we have
----> because p in the equation is in thousands
substitute the value of p in the equation

using a calculator

C. because the decimal is never ending, so it is irrational.
Answer:
16:3
17:4
18:1
19:1
Step-by-step explanation: