Help please i can’t solve this
...
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:20
Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:20
The coordinates of vortex a’ are (8,4) (-4,2) (4,-,4) the coordinates of vortex b’ are (6,6)(12,-,12)(12,12) the coordinates of vortex c’ are(-2,,12)(4,12)(12,-4)
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:50
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
You know the right answer?
Questions
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 11.06.2020 22:57
![question](/tpl/images/cats/biologiya.png)
Biology, 11.06.2020 22:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2020 22:57
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2020 22:57
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2020 22:57
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 11.06.2020 22:57
![question](/tpl/images/cats/himiya.png)
Chemistry, 11.06.2020 22:57
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2020 22:57
![question](/tpl/images/cats/mat.png)
Mathematics, 11.06.2020 22:57
![question](/tpl/images/cats/istoriya.png)
History, 11.06.2020 22:57
![question](/tpl/images/cats/istoriya.png)