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kicyunya [14]
3 years ago
8

Prove that \P(A) \cup \P(B) \subseteq \P(A \cup B) and find a counter-example to show that we don't always have equality

Mathematics
1 answer:
pentagon [3]3 years ago
3 0

Answer:

P(A) ∪ P(B) ⊆ P(A ∪ B) can be proved when X ∈ P ( A U B )

Step-by-step explanation:

To  Prove that P(A) ∪ P(B) ⊆ P(A ∪ B) is attached below and also a counter example to prove that we do not always get an equality is attached below as well

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Mary is spending money at the average rate of $5 per day. After 14 days she has $68 left. The amount left depends on the number
Radda [10]

Answer:

A. Y-68=-5(x-14)

Step-by-step explanation:

Mary is spending money at the average rate of $5 per day. After 14 days she has $68 left. The amount left depends on the number of days that have passed. write an equation for the situation

We find the equation using the point slope equation of a line. This is given as:

y - y1 = m(x-x1)

The slope intercept form will be

y = -5x + b

since the amount decreases by $5 per day...

Our slope is -5 so m=-5

We have a point (x1,y1) = (14, 68)

Hence, we have:

y-68 = -5(x-14)

Option A is correct

4 0
3 years ago
Mariana has 5 tangerines and decides to give it to the students in her classroom, but since there are 29 students in her classro
marin [14]

Step-by-step explanation:

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8 0
3 years ago
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If you flip a fair coin 4 times, what is the probability that you will get exactly 2 tails?
andreyandreev [35.5K]

Answer:

50/50

Step-by-step explanation:

2 is half of 4. 4/2 is 50/50

3 0
3 years ago
Read 2 more answers
Helpppppp mathhhhhhhhh
creativ13 [48]
I hope this helps you




cos71=15/P



0.325=15/P



P=46.15
8 0
4 years ago
Solve for X and show work
Len [333]
I don’t know how to show how I got it but the answer is X=12.
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3 years ago
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