![subject](/tpl/images/cats/mat.png)
Mathematics, 08.11.2020 09:40 20171303
Question: Using only reciprocal, Pythagorean, sum/difference, and/or half angle identities, prove the equation below. You must use angles A and B, do not replace with actual vales. Only work with the right side of the equation. You should use TEN steps to accomplish this proof! cosA+cosB= 2cos(A+B/2)cos(A-B/2)
![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 18:30
The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a β b < 1 a < b + 1
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
What is the arc length of the subtending arc for an angle of 72 degrees on a circle of radius 4? o a. 8a oc. 16 t d. 8
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:00
In each diagram, line p is parallel to line f, and line t intersects lines p and f. based on the diagram, what is the value of x? ( provide explanation)
Answers: 1
You know the right answer?
Question: Using only reciprocal, Pythagorean, sum/difference, and/or half angle identities, prove th...
Questions
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 02.12.2020 17:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 02.12.2020 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2020 17:10
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2020 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 02.12.2020 17:10
![question](/tpl/images/cats/biologiya.png)