![subject](/tpl/images/cats/mat.png)
Mathematics, 11.03.2020 00:03 fredvales19
Which of the following shows that polynomials are closed under addition when two polynomials 4x2 − 8x − 7 and −5x + 16 are added?
4x2 − 13x + 9; may or may not be a polynomial
4x2 + 13x − 23; may or may not be a polynomial
4x2 − 13x + 9; will be a polynomial
4x2 + 13x − 23; will be a polynomial
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:10
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:30
In terms of x, find an expression that represents the area of the shaded region. the outer square has side lengths of (x+5) and the inner square has side lengths of (x-2), as shown. area: a1 x + a2 square units submit
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:50
The image of abc is a'b'c. what transformations would result in this image? abc is reflected over the line x = 1, then is rotated -90° around the origin. abc is reflected over the line y = x - 1, then t: (x, y) → (x - 1, y - 1). abc is rotated 90° around the origin, then is reflected over the y-axis. abc is rotated -90° around the origin, then is reflected over the line y = -1.
Answers: 2
You know the right answer?
Which of the following shows that polynomials are closed under addition when two polynomials 4x2 − 8...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/geografiya.png)
Geography, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01
![question](/tpl/images/cats/mat.png)
Mathematics, 13.09.2020 17:01