![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 15:00
Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
Write an expression that represent sarah’s total pay last week.represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?
Answers: 1
You know the right answer?
Find cos x if tan x csc x=2 pl...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 05.05.2020 20:04
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 20:04
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 05.05.2020 20:04
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/fizika.png)
Physics, 05.05.2020 20:04
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mir.png)
World Languages, 05.05.2020 20:04
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 20:04
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 20:04
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 05.05.2020 20:04