![subject](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 05:10 ellenweiklee8581
Prove the sum of two rational numbers is rational where a, b, c, and d are integers and b and d cannot be zero.
Steps Reasons
1. a over b plus c over d Given
2. ad over bd plus cb over bd Multiply to get a common denominator
3. Simplify
Fill in the missing step in the proof.
A. ad times cb all over bd
B. ad plus cb all over bd
C. ad minus cb all over bd
D. ad plus cb all over two times bd
![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 21:30
Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00
5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:10
Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.
Answers: 1
You know the right answer?
Prove the sum of two rational numbers is rational where a, b, c, and d are integers and b and d cann...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.03.2021 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 29.03.2021 17:10
![question](/tpl/images/cats/ekonomika.png)
Business, 29.03.2021 17:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.03.2021 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.03.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 29.03.2021 17:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.03.2021 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.03.2021 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.03.2021 17:10