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3 years ago

Find the inverse for each relation: 1. {(1,-2), (2, 3),(3, -3),(4, 2)}

Mathematics

1 answer:

andrey2020 [161]3 years ago

3 0

Answer:

the inverse for each relation:

1. {(1,-2), (2, 3),(3, -3),(4, 2)} is

{(-2,1),(3,2),(-3,3),(2,4)}.

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The question in the picture below.

Alexandra [31]

Answer:

1 $\frac{6}{8}$ bags

Step-by-step explanation:

Since Amar is cooking pasta for 14 people we can multiple the 14 by the 1/8 because it is 1/8 per person. Therefore, we get 14/8 and that can be changed in 1 and 6/8. Thus, the answer comes out the be 1 (6/8) bags.

3 0

2 years ago

Read 2 more answers

A bag contains 3 red, 4 blue, and 6 yellow marbles. One marble is selected at a time, and once a marble is selected, it is not r

astraxan [27]

The probability of choosing two yellow marbles = 5/26

Step-by-step explanation:

Step 1 :

Given

Total number of marbles in the bag = 13 marbles

Number of yellow marbles = 6.

We choose 2 marbles from the bag without replacing and need to determine the probability that both are yellow.

Step 2 :

Probability of finding yellow marble in the first try = Number of yellow marbles / Total number of marbles = $\frac{6}{13}$

Once the yellow marble is selected we have 5 yellow marbles among 12 remaining marbles in the bag.

Probability of finding yellow marble in the second try = Number of yellow marbles / Total number of marbles = $\frac{5}{12}$

Step 3:

P(yellow in first 2 tries) = P(yellow in first try) * P(yellow in second try)

P(yellow in first 2 tries) = $\frac{6}{13} * \frac{5}{12}$ = $\frac{5}{26}$

Step 4:

Answer:

The probability of choosing two yellow marbles = 5/26

4 0

3 years ago

Decompose 0.42 into tenths and hundredths

m_a_m_a [10]

Answer:

0.40 + 0.02

Step-by-step explanation:

4 tenths plus 2 hundredths

5 0

3 years ago

the cube shown is composed of 27 unit cubes. The top and bottom faces of the cube are painted red, and the other faces are paint

Musya8 [376]

Answer:

There are 16 blocks that are painted with 2 colors which are red and blue and 1 block that isn't painted

27-17 = 1

3 0

3 years ago

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How do you convert a mixed fraction to an improper fraction ?

maks197457 [2]

Answer:

see the explanation

Step-by-step explanation:

we know that

A mixed number is equal to sum a integer plus a fraction less than 1. The result is a fraction where the numerator will be always greater than the denominator (This fraction is called an improper fraction)

Example

$a\frac{b}{c}$ ----> a mixed number

a is a integer

b/c < 1

$a\frac{b}{c}=a+\frac{b}{c}$

Adds the integer plus the fraction

$\frac{ac+b}{c}$ ---> an improper fraction

$\frac{ac+b}{c} > 1$

8 0

3 years ago