Prove, using the second derivative, that the general quadratic y= ax^2+bx+c, is:
a) always co...
![subject](/tpl/images/cats/mat.png)
Mathematics, 05.05.2020 09:01 TyleenValdez975
Prove, using the second derivative, that the general quadratic y= ax^2+bx+c, is:
a) always convex when a>0
b) always concave when a <0
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:00
1. preform the indicated operation. then estimate to see whether the proposed result is reasonable. 811.1 - 8.039 803.071 803.061 803.161 831.061 2. the ordered pair (1, 2) lies in which quadrant? quadrant ii quadrant iv quadrant iii quadrant i 3. sean tries to drink 3 liters of water every day how my millimeters of water does he drink in a day? 0.3 ml 0.003 ml 3,000 ml 30 ml 4. find the least common multiple. (lcm). 10, 36 5 180 20 360
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30
What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
Questions
![question](/tpl/images/cats/himiya.png)
Chemistry, 08.01.2021 15:10
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.01.2021 15:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.01.2021 15:20
![question](/tpl/images/cats/biologiya.png)
Biology, 08.01.2021 15:20
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 08.01.2021 15:20
![question](/tpl/images/cats/mkx.png)
Arts, 08.01.2021 15:20
![question](/tpl/images/cats/mat.png)
Mathematics, 08.01.2021 15:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 08.01.2021 15:20
![question](/tpl/images/cats/es.png)
Spanish, 08.01.2021 15:20
![question](/tpl/images/cats/mat.png)
Mathematics, 08.01.2021 15:20
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 08.01.2021 15:20