I do not understand help pls
...
![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 14:00
9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
The probability that a tutor will see 0, 1, 2, 3, or 4 students is given below determine the probability distribution's missing value.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:30
Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16
Answers: 3
You know the right answer?
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.08.2019 21:00
![question](/tpl/images/cats/biologiya.png)
Biology, 19.08.2019 21:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.08.2019 21:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.08.2019 21:00