It can be noted that the true statements about the relations include:
A. The equality relation on the real numbers is an equivalence relation.
C. A relation from a set with n elements to itself can have up to elements.
E. A function is a special relation.
G. The equality relation on the real numbers is anti-symmetric.
H. If is a reflexive relation on a set S, then any two - related elements of S must also be related.
I. The less than or equal relation on the real numbers fails to be an equivalence relation because it is reflexive and transitive but not symmetric.
<h3>What is a relation?</h3>
It should be noted that a relation simply means the relationship between the set of values.
The information given about the relations above are true in these cases.
Learn more about relations on:
brainly.com/question/26098895
Answer:
I believe the there are 9.
Step-by-step explanation: Here is how I thought about it: you have an x sandwich, y sandwich, and z sandwich; x drink, y drink, and z drink, and a dessert. The possible combos would be xxa, xya, xza, yxa, yya, yza, zxa, zya, zza. Hope this helps!
Answer:
The car is slowing down.
Step-by-step explanation:
The graph compares the speed of Sam's car to the time that has passed. In section C, the graph is decreasing; this means the dependent variable, speed, is decreasing as the independent variable, time, is increasing.
His car is slowing down.
Answer:
x = 5
Step-by-step explanation:
9/15 = 3/x
x = 5
Answer:
Step-by-step explanation:
Question 9
<u>From the previous question we know that:</u>
- The rate of draining = 2/3 gal/min
- Remaining water = 5 gal
<u>Time to empty the tank is:</u>
- 5 : 2/3 =
- 5 * 3/2 =
- 15/2 =
- 7 1/2 minutes
