89.3k views
16 votes
Which function is positive for the entire interval [-3, -2]?

User DjBo
by
4.9k points

1 Answer

6 votes

Answer:

Answer: A function that is positive in the entire interval [-3, -2] is -x2 - 5x - 5. Let's understand the solution. Explanation: If the function is represented by a downward parabola, then the function must be quadratic and the coefficient of x2 must be negative.

User VRage
by
5.6k points