1/2 is the proper fraction.
Answer:
15
Step-by-step explanation:
Please write this equation as <span>f(x) = −18 + x^2 − 3x
Rewrite it in descending order by powers of x: f(x) = x^2 - 3x - 18
Since the coefficient of the x^2 term is +, the graph opens UP.</span>
I wish I could help you but Im doing this so i can ask sum