![subject](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 19:00 annrawcliffe
Which two expressions are equivalent to f (4 + 5)? 2 20f 44+ 5 97 + 4f + 5f Select all that apply SUBMIT
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/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 19:30
Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:40
Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor
Answers: 1
You know the right answer?
Which two expressions are equivalent to f (4 + 5)? 2 20f 44+ 5 97 + 4f + 5f Select all that apply SU...
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 28.01.2021 16:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.01.2021 16:20
![question](/tpl/images/cats/en.png)
English, 28.01.2021 16:20
![question](/tpl/images/cats/en.png)
English, 28.01.2021 16:20
![question](/tpl/images/cats/health.png)
Health, 28.01.2021 16:20
![question](/tpl/images/cats/mat.png)
Mathematics, 28.01.2021 16:20
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 28.01.2021 16:20
![question](/tpl/images/cats/fizika.png)
Physics, 28.01.2021 16:20
![question](/tpl/images/cats/biologiya.png)
Biology, 28.01.2021 16:20
![question](/tpl/images/cats/mat.png)
Mathematics, 28.01.2021 16:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 28.01.2021 16:20
![question](/tpl/images/cats/fizika.png)
Physics, 28.01.2021 16:20
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.01.2021 16:20