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 corre

Question

3 years ago

12

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 corre

ct 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.
Add the following polynomials, and then place the answer in the proper location on the grid. Write the answer in descending powers of x. Find the sum of (5x3 + 3x2 - 5x + 4) and (8x3 -5x2 + 8x + 9).

Mathematics

1 answer:

Alex777 [14] · Answer 1 · 2021-12-10T06:38:04+03:00

Alex777 [14]3 years ago

3 0

8x^3 -5x^2 + 8x + 9+5x^3 + 3x^2 - 5x + 4 =
8x^3+5x^3-5x^2 + 3x^2+ 8x - 5x+ 9<span>+ 4 = </span>
13x^3-2x^2+3x+13