![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 12.01.2020 12:31, bridgetosanders
If $x$ and $y$ are positive real numbers for which $(x + y)^2 + (x - y)^2 = 10$ and $(x + y)^4 + (x - y)^4 = 98$, what is the value of $xy$? express your answer in simplest radical form.
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00, pmdare2551
The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck
Answers: 2
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Do you know the correct answer?
If $x$ and $y$ are positive real numbers for which $(x + y)^2 + (x - y)^2 = 10$ and $(x + y)^4 + (x...
Questions in other subjects:
![Konu](/tpl/images/cats/biologiya.png)
Biology, 24.02.2021 04:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.02.2021 04:10
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.02.2021 04:10
![Konu](/tpl/images/cats/istoriya.png)
History, 24.02.2021 04:10
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
English, 24.02.2021 04:10
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.02.2021 04:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.02.2021 04:10