First, let's simplify the inequality

The graph looks like this:
Notice that the white dot is placed above the -6, it is important to include it like that.
Now, as an interval:
Answer:
Step-by-step explanation:
speed=distance /time=0.9/2.5=90/25=3.6 m/s
D is .001. C is 1/1000.
To find b you have to do 5/6=x/100 and once you find that you can find a by moving the decimal over to the left two times
Answer:
Adam smith
he is known as father of economics.
hope it helps