Mathematics, 02.09.2020 03:01 zmerriweather167
Decide whether the set S = {−1, 0 ,1} is closed under each of the following operations. Be sure to justify
each of your conclusions.
1. Multiplication
2. Addition
3. Subtraction
4. Division
5. Squaring
6. Square rooting
7. Averaging 2 numbers
8. Averaging 3 numbers
Answers: 3
Mathematics, 21.06.2019 17:30
For each proportion find the unknown number x 1/5/8=×/15
Answers: 1
Mathematics, 21.06.2019 18:20
The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?
Answers: 1
Mathematics, 21.06.2019 21:00
Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)
Answers: 2
Decide whether the set S = {−1, 0 ,1} is closed under each of the following operations. Be sure to j...
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