Which statement is not always true?
a) the sum of a rational number and an irrational number is irrational.
b) the sum of two rational numbers is rational.
c) the product of two irrational numbers is irrational.
d) the product of two rational numbers is rational.

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

What are the domain and range of the function f(x)=2^x+1

The equation shown below represents function f. f(x)= -2x+5 the graph shown below represents function g. which of the following statements is true? a. over the interval [2, 4], the average rate of change of f is the same as the average rate of change of g. the y-intercept of function f is less than the y-intercept of function g. b. over the interval [2, 4], the average rate of change of f is greater than the average rate of change of g. the y-intercept of function f is greater than the y-intercept of function g. c. over the interval [2, 4], the average rate of change of f is the same as the average rate of change of g. the y-intercept of function f is greater than the y-intercept of function g. d. over the interval [2, 4], the average rate of change of f is less than the average rate of change of g. the y-intercept of function f is the same as the y-intercept of function g.