<span>There are several ways to find the max of min of a quadratic equation.
Max occurs when t = -b/2a
t = -b/2a = -68/(2*-4.9) = 6.93 second
Max altitude = h(6.93) = 68(6.93)-4.9(6.93^2) = 235.92 meters
</span>
Answer:
Step-by-step explanation:
Are these polynomials ?
Step-by-step explanation:

Answer:
44%
Step-by-step explanation:
25 equal section represented the total area
11 out of 25 sections are shaded
Percentage shaded will be 
Percentage shaded will be 
Therefore, shaded area represented 44%