Question 10 What is the domain of ƒ(x) if ƒ(x) = x – 4?
A
all real numbers

B
all real numbers except 4

C
all integers

D
all integers except 4

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?

What is the midpoint of np if n (1,9) and p (-5-1)

In 2014, the three largest economies in the world were (listed in order, from largest): a) the u.s., china, germany. b) the u.s., china, japan. c) china, the u.s., japan. d) china, the u.s., germany.