Please explain how - calc ab - see attached photo
...
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/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 17:30
Which are factor pairs of 350? choose all answers that are correct. a) 30 and 12 b) 35 and 10 c) 70 and 5 d) 2 and 125
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:40
What is the area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:30
Cate purchases $1600 worth of stock and her broker estimates it will increase in value by 4.2% each year. after about how many years will the value of cate's stock be about $2000
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 16:40
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 16:40
![question](/tpl/images/cats/biologiya.png)
Biology, 11.02.2021 16:40
![question](/tpl/images/cats/istoriya.png)
History, 11.02.2021 16:40
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 16:40
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 16:40
![question](/tpl/images/cats/himiya.png)
Chemistry, 11.02.2021 16:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 16:40
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 11.02.2021 16:40
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 11.02.2021 16:40
![question](/tpl/images/cats/biologiya.png)
Biology, 11.02.2021 16:40
![question](/tpl/images/cats/en.png)
English, 11.02.2021 16:40
![question](/tpl/images/cats/en.png)
English, 11.02.2021 16:40
![question](/tpl/images/cats/himiya.png)
Chemistry, 11.02.2021 16:40
![question](/tpl/images/cats/es.png)
Spanish, 11.02.2021 16:40
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 11.02.2021 16:40
![question](/tpl/images/cats/biologiya.png)
Biology, 11.02.2021 16:40