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mihalych1998 [28]
3 years ago
11

Check attached image

Mathematics
2 answers:
kobusy [5.1K]3 years ago
8 0

Answer:

people liked online better

Step-by-step explanation:

sesenic [268]3 years ago
6 0

Answer:

People chose to buy books from online then in-store buying.

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Suppose two dice are tossed and the numbers on the upper faces are observed. Let S denote the set of all possible pairs that can
Thepotemich [5.8K]

Answer:

▪A = {(1,2) (1,4) (1,6) (2,2) (2,4) (2,6) (3,2) (3,4) (3,6) (4,2) (4,4) (4,6) (5,2) (5,4) (5,6) (6,2) (6,4)(6,6)}

▪C bar = {(2,2) (2,4) (2,6) (4,2) (4,4) (4,6) (6,2) (6,4) (6,6)}

▪A∩B = {(2,2) (2,4) (2,6) (4,2) (4,4) (4,6) (6,2) (6,4) (6,6)}

▪A∩B bar = {(1,2) (1,4) (1,6) (3,2) (3,4) (3,6) (5,2) (5,4) (5,6)}

▪A bar∪B = {(1,1) (1,3) (1,5) (2,1) (2,2) (2,3) (2,4) (2,5) (2,6) (3,1) (3,3) (3,5) (4,1) (4,2) (4,3) (4,4) (4,5) (4,6) (5,1) (5,3) (5,5) (6,1) (6,2) (6,3) (6,4) (6,5) (6,6)}

▪A bar∩C = {(1,1) (1,3) (1,5) (2,1) (2,3) (2,5) (3,1) (3,3) (3,5) (4,1) (4,3) (4,5) (5,1) (5,3) (5,5) (6,1) (6,3) (6,5)}

Step-by-step explanation:

S = {(1,1) (1,2) (1,3) (1,4) (1,5) (1,6) (2,1) (2,2) (2,3) (2,4) (2,5) (2,6) (3,1) (3,2) (3,3) (3,4) (3,5) (3,6) (4,1) (4,2) (4,3) (4,4) (4,5) (4,6) (5,1) (5,2) (5,3) (5,4) (5,5) (5,6) (6,1) (6,2) (6,3) (6,4) (6,5) (6,6)}

A = {(1,2) (1,4) (1,6) (2,2) (2,4) (2,6) (3,2) (3,4) (3,6) (4,2) (4,4) (4,6) (5,2) (5,4) (5,6) (6,2) (6,4)(6,6)} (second die is even)

B = {(1,1) (1,3) (1,5) (2,2) (2,4) (2,6) (3,1) (3,3) (3,5) (4,2) (4,4) (4,6) (5,1) (5,3) (5,5) (6,2) (6,4) (6,6)} (sum of the two numbers is even)

C = {(1,1) (1,2) (1,3) (1,4) (1,5) (1,6) (2,1) (2,3) (2,5) (3,1) (3,2) (3,3) (3,4) (3,5) (3,6) (4,1) (4,3) (4,5) (5,1) (5,2) (5,3) (5,4) (5,5) (5,6) (6,1) (6,3) (6,5)} (at least one in the pair is odd i.e one of the pair is odd or both are odd)

A bar = {(1,1) (1,3) (1,5) (2,1) (2,3) (2,5) (3,1) (3,3) (3,5) (4,1) (4,3) (4,5) (5,1) (5,3) (5,5) (6,1) (6,3) (6,5)} (the pairs that are not in A)

B bar = {(1,2) (1,4) (1,6) (2,1) (2,3) (2,5) (3,2) (3,4) (3,6) (4,1) (4,3) (4,5) (5,2) (5,4) (5,6) (6,1) (6,3) (6,5)} (the pairs that are not in B)

C bar = {(2,2) (2,4) (2,6) (4,2) (4,4) (4,6) (6,2) (6,4) (6,6)} (the pairs that are not in C)

▪A = {(1,2) (1,4) (1,6) (2,2) (2,4) (2,6) (3,2) (3,4) (3,6) (4,2) (4,4) (4,6) (5,2) (5,4) (5,6) (6,2) (6,4)(6,6)}

▪C bar = {(2,2) (2,4) (2,6) (4,2) (4,4) (4,6) (6,2) (6,4) (6,6)}

▪A∩B = {(2,2) (2,4) (2,6) (4,2) (4,4) (4,6) (6,2) (6,4) (6,6)} (intersection: the pairs that are common to both A and B)

▪A∩B bar = {(1,2) (1,4) (1,6) (3,2) (3,4) (3,6) (5,2) (5,4) (5,6)} (intersection: the pairs that are common to both A and B bar)

▪A bar∪B = {(1,1) (1,3) (1,5) (2,1) (2,2) (2,3) (2,4) (2,5) (2,6) (3,1) (3,3) (3,5) (4,1) (4,2) (4,3) (4,4) (4,5) (4,6) (5,1) (5,3) (5,5) (6,1) (6,2) (6,3) (6,4) (6,5) (6,6)} (union: all the pairs in A bar and B )

▪A bar∩C = {(1,1) (1,3) (1,5) (2,1) (2,3) (2,5) (3,1) (3,3) (3,5) (4,1) (4,3) (4,5) (5,1) (5,3) (5,5) (6,1) (6,3) (6,5)} (intersection: the pairs that are common to both A bar and C)

6 0
3 years ago
Is this a right triangle 11,95,8
kap26 [50]

Answer:

no

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Rachel and David were shopping for holiday gifts when they noticed a Thanksgiving sweater on the discount rack. Rachel really wa
Leona [35]

Answer:

Sales\ Price = \$9.60

Step-by-step explanation:

Given

Price = \$24.00

Discount = 60\%

Required

Determine the sales price

First, we calculate the discount price

Discount\ Price = Price * Discount

Discount\ Price = \$24.00 * 60\%

Discount\ Price = \$14.4

The sales price is then calculated by subtracting the discount price from the original price of the item

Sales\ Price = Price - Discount\ Price

Sales\ Price = \$24.00 - \$14.40

Sales\ Price = \$9.60

8 0
2 years ago
Which equations have infinitely many solutions? MORE THAN ONE
yarga [219]

Answer:

B and D

Step-by-step explanation:

ummmmm...... I too lazy. Mental math.

6 0
3 years ago
Read 2 more answers
Below is a piece of a local pizza place menu where Jacob works.
Hatshy [7]

1)

16.90 is about $17

$17 * 3 = 51

6.99 is about $7

7 * 4 = 28

28 + 51 = 79

This is not reasonable because it costs $79, which is more than $75.

7 * 3 = 21

21 + 51 = 72

The customer has enough for 3 supreme pizzas and 3 dessert pizzas.

2)

16.90 is about 17

5.99 is about 6

17 + 6 = 23

23 - 5 = 18

This is reasonable.

3)

14.85 is about 15

6.99 is about 7

15 + 7 = 22

22/100 = 0.22

0.22 * 22 = 4.84

This is reasonable.

4)

16.90 is about 17

14.85 is about 15

5.99 is about 6

6.99 is about 7

17 * 5 = 85

15 * 5 = 75

6 * 5 = 30

7 * 5 = 35

85 + 75 + 30 + 35 = 225

This is reasonable

5)

14.85 + 1.39(4) = 20

1.39 * 4 = 5.56

14.85 + 5.56 = 20.41

This is not reasonable because the total is more then $20.

6 0
2 years ago
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