86.8k views
21 votes
Alana completed a problem where she had to find the sum of the polynomials (3x^2+8x-4) and (-8x^3-3x+4) Her answer is 0. Describe and correct her mistake. When graphed, how many times does the sum change directions?

1 Answer

8 votes

Answer:

la pregunta está en blanco, ¿podría repetirla?

Explanation:

User AbdulMueed
by
3.7k points