1) Given that cos theta = -1/3 and theta is in quadrant 3, find tan 2 theta?
2) Given that co...
![subject](/tpl/images/cats/mat.png)
Mathematics, 28.03.2020 23:48 anisa9231
1) Given that cos theta = -1/3 and theta is in quadrant 3, find tan 2 theta?
2) Given that cos theta =-0.5 and theta is in quadrant 2 find sin theta over 2?
3) Given that tan 2 theta = 3/4 and 2 theta is in quadrant 1, find tan theta?
4) cos x =-3/5 in the quadrant 2 and sin y= 4/5 in the quadrant 1. Evaluate sin(x+y)
I need help with these four questions
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:20
The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:30
Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30
The area of a circle is equal to 1 dm². find the radius of the circle.
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 02.07.2019 01:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/es.png)
Spanish, 02.07.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.07.2019 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 02.07.2019 01:00
![question](/tpl/images/cats/biologiya.png)
Biology, 02.07.2019 01:00
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
Spanish, 02.07.2019 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 02.07.2019 01:00
![question](/tpl/images/cats/en.png)
English, 02.07.2019 01:00