Answer:
Continuous
Step-by-step explanation:
The rate of flow of water down the river is referred to as its speed. Thus the speed changes with respect to the distance covered. Which implies that there is a direct relationship between the distance covered (in miles) by the water flow and time taken (in hours).
The relationship between hours and miles the water traveled is continuous.
Answer:
see below
Step-by-step explanation:
This graphs as 3 horizontal lines. The open circles are at the ends of the interval where the function is undefined or is defined as a different value.
Answer:
4x and -2x
Step-by-step explanation:
They have 2 of the same variable unlike the others
Answer:
12+9r
Step-by-step explanation:
3*4+3*3r
12+3*3r
12+9r