Help me plz i dont get any of this kind of math
...
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:20
Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00
Percent increase and decrease. original number: 45 new number: 18
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 02.10.2019 06:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.10.2019 06:10
![question](/tpl/images/cats/istoriya.png)
History, 02.10.2019 06:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 02.10.2019 06:10
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.10.2019 06:10
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
English, 02.10.2019 06:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 02.10.2019 06:10