Add the 2 polynomials:
(
3
x
4
−
9
x
3
−
8
x
\displaystyle {3}{x}^{{4}}-{9}{x}^{{3}}-{8}{x}
3
x
4
−
9
x
3
−
8
x
) + (
5
x
4
+
8
x
3
−
9
\displaystyle {5}{x}^{{4}}+{8}{x}^{{3}}-{9}
5
x
4
+
8
x
3
−
9
)
Preview
Question 6
Question Help:
Video
Video
Submit
Try a similar question
License
[more..]
\displaystyle
Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Be sure your variables match those in the question