![subject](/tpl/images/cats/mat.png)
Mathematics, 13.03.2020 21:44 kristadwsn
What substitution should be used to rewrite 6(x + 5)2 + 5(x + 5) – 4 = 0 as a quadratic equation?
u = (x + 5)
u = (x – 5)
u = (x + 5)2
u = (x – 5)2
![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 15:30
Given the box plot, will the mean or the median provide a better description of the center? box plot with min at 10.5, q1 at 11.5, median at 12.5, q3 at 13.5, max at 15
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Explain how you can use the associative property to evaluate (7x50)x4.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?
Answers: 3
You know the right answer?
What substitution should be used to rewrite 6(x + 5)2 + 5(x + 5) – 4 = 0 as a quadratic equation?
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 08:50
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 08:50
![question](/tpl/images/cats/himiya.png)
Chemistry, 26.06.2019 08:50
![question](/tpl/images/cats/istoriya.png)
History, 26.06.2019 08:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 08:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 26.06.2019 08:50
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 09:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 09:00
![question](/tpl/images/cats/en.png)
English, 26.06.2019 09:00
![question](/tpl/images/cats/fizika.png)
Physics, 26.06.2019 09:00