Answer:
$19.8
Step-by-step explanation:
To find the answer, find the ratio.
true
y=mx+b = 3y=6x+-2/3
hope this is better
the answer is 1/5
d(t)=-2t^2+9t+18
calculate the derivate : f'(t) = - 4t+9
f'(t) = 0 : - 4t+9= 0 so t = 9/4
the maximum value is f(9/4) = ....... continue
