217k views
5 votes
Which of the following is a quadratic function?

1. f(x) = 0x^2 + 3x - 6
2. f(x) = 3 - 4x^2
3. f(x) = 2^x
4. f(x) = 2x + 5

User Lucky Man
by
4.2k points

1 Answer

4 votes

the function of quadratic is number4