Answer: Option 4
Step-by-step explanation:
Each value of x maps onto only one value of y.
Do what is in brackets first, then the multiplication.
Density is the degree of compactness of a substance. It is the degree of consistency measured by the quantity of mass per unit volume. It is the relationship between the mass of the substance and the amount of space it takes up. I hope it helps.
Answer:
8
Step-by-step explanation: