To which real number subsets do the following real numbers belong?

1, 4, 6, 7, 8.0

a. rational numbers, natural numbers, whole numbers, and integers

b. rational numbers, natural numbers, irrational numbers, and integers

c. natural numbers, irrational numbers, and integers

d. irrational numbers and integers

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?