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Rom4ik [11]
3 years ago
12

In the questions below suppose the variable x represents students and represents courses, and:

Mathematics
1 answer:
Elina [12.6K]3 years ago
5 0

Answer:

Here the answer is given as follows,

Step-by-step explanation:  

The last three parts are coming with a question mark, so can't answer those parts. post the image or write it properly  

a) Every student is taking at least one course.  

\forall x \exists y T(x,y)  

So for all x, there is a y such that T(x,y) is a true will be given by the above statement  

b) There is a part-time student who is not taking any math courses.  

\exists x \forall y [A(x) \Lambda (M(y) \rightarrow ~T(x,y))]

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Will give brainliest if correct.
Alecsey [184]

Answer:

Slope= 2 y-intercept= (0,5)

Step-by-step explanation:

3 0
3 years ago
At a family reunion, Lauren met up with 2 of her cousins; Kali and Allison. She realized that there were 3 generations of cousin
Andrew [12]

Answer:

The age of three girls as

The age of Allison's is 8 years

The age of Kali is 48 years

The age of Lauren's is 24 years  

Step-by-step explanation:

Let The age of Allison's = A  years

The age of Lauren's = L  years

The age of Kali's = K years

Now, According to question

The sum of total ages of the three girl's = 80 years

I.e A + L + K = 80 years

And  ,

The age of Allison's = \frac{1}{3} of  The age of Lauren's

I.e A = \frac{1}{3} × L

And ,

The age of Kali's = 2 times The age of Lauren's

I.e K = 2 × L

∴ \frac{1}{3} × L + L + 2 × L = 80

Or,  \frac{1}{3}  L + 3 L = 80

Or, \frac{10}{3}  L = 80

So, 10 L = 3 × 80

∴   L = \frac{240}{10}

I.e L = 24  

The age of Lauren's = 24 years

Again ,

K = 2 × L

Or, k = 2 × 24

∴   k = 48

The age of Kali = 48 years

Similarly

A = \frac{1}{3} × L

Or, A =  \frac{1}{3} × 24

∴   A = 8 years

The age of Allison's = 8 years

Hence The age of three girls as

The age of Allison's is 8 years

The age of Kali is 48 years

The age of Lauren's is 24 years     Answer

6 0
4 years ago
A rectangular deck is 9 meters long by 7 meters wide. What is the length someone would walk
Feliz [49]

Answer:

11.4 metres

Step-by-step explanation:

Use Pythagoras theorem for a right-angled triangle

a^2 + b^2 = c^2

if you cut the rectangle in half, it will become a right angled triangle.

a and b are two sides of the rectangle, while c is the diagonal or hypothenuse

so 9^2 + 7^2 = c^2

81 + 49  = c^2

c^ 2 = 130

square root 130 = c

you should get approximately 11.4 metres

4 0
3 years ago
. A potato is launched vertically upward with an initial velocity of 100 ft/s from a potato gun at the top of an 85-foot-tall bu
Verdich [7]

Try to splat it up to three so ot will be easier and than add all you answers. Joke time potato \ potato

8 0
3 years ago
Solve: 3|x+1|≥−6. Write your solution in interval notation
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Answer:

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Step-by-step explanation:

7 0
3 years ago
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