quadratic function or not?why?
1. f(x)=x³-8
2. f(x)=2x²+10
3. f(x)=12-2x
4. f(x)=10x²+x-4
5. f(x)=15x-3​


Sagot :

Answer:

1. Not

2. Quadratic

3. Quadratic

4. Quadratic

5. Quadratic

Step-by-step explanation: