lakiethalucas
20.02.2020 •
Mathematics
Let W(x,y) mean that student x has visited website y, where the domain for x consists of all students in your school and the domain for y consists of all websites. Express each of these statements by a simple English sentence. ∃x∃y∀z((x ≠ y) ∧ (W(x, z) ↔ W(y, z)))
Solved
Show answers
More tips
- S Society and Politics Why are thugs called gopniks ? A fascinating journey through Russian subculture...
- A Animals and plants Want a Perfect Lawn? Learn How to Plant Grass the Right Way...
- A Animals and plants How to Properly Care for a Pet Decorative Rabbit at Home?...
- C Computers and Internet How to Check the Speed of My Internet?...
- H Health and Medicine 10 Ways to Cleanse Your Colon and Improve Your Health...
- W Work and Career How to Write a Resume That Catches the Employer s Attention?...
- C Computers and Internet Е-head: How it Simplifies Life for Users?...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- F Family and Home Parquet or laminate, which is better?...
- L Leisure and Entertainment How to Properly Wind Fishing Line onto a Reel?...
Answers on questions: Mathematics
- M Mathematics Marcus builds a brick wall that is 23 bricks across and 130 bricks high. Which is the best estimate of about how many bricks Marcus will use to build the wall?...
- M Mathematics Identify which equation is parallel to the line y = 2/3x+2 and passes through the point (0, -4) y= -2/3x– 4 y = 2/3x - 4 y=-3/2x -4 y= 2/3x+4...
- M Mathematics Please help will give brainliest answer...
- M Mathematics Mrs.adams buys 4 bananas and 6 apples...
- M Mathematics A Food Marketing Institute found that 26% of households spend more than $125 a week on groceries. Assume the population proportion is 0.26 and a simple random sample of 380...
- M Mathematics What is the answer to this table?...
- M Mathematics What is least to greatest 6.00, 0.56, 0.060, 0.6, 0.056...
- M Mathematics Solve for d. 8/12 = 62/d...
- M Mathematics Mary Sue was a dedicated company employee. She worked for the same company for 32 years (1986 to 2018). Mary Sue once noted “When I started working here in 1986, I was making...
- M Mathematics X^2+ 17x+91=0 Help please!!...
Ответ:
The statement can be expressed as
There are two different students in your class who have visited the same websites.
Step-by-step explanation:
Given that
- W(x, y) mean that student x has visited website y.
- The domain of x consists of all students in your school
- The domain of y consists of all website.
It would help to know the meaning of the symbols used, this will help understand the statement better.
- ∧ means conjuction
- ∃ means 'there exists'
- ∀ means 'for all'
- ≠ means 'different from'
- ↔ means 'if and only if'
The statement
∃x∃y∀z((x ≠ y) ∧ (W(x, z) ↔ W(y, z)))
can be expressed as:
There are two different students in your class who have visited the same websites.
Ответ:
Step-by-step explanation:
Every point on a horizontal line has the same y-value. Use the y-value of the point to find the equation of the horizontal line.
Hope it is helpful....