Plug in -2 for a, 3 for b, and -5 for c. Then it'd be | (-3)^2 - 2(-2)(-5) +5 (3) |. Then, multiply everything to get | 9 -20 +15 |. Then, add/subtract to get | 4 |. Finally, take the absolute value and get 4.
Answer:
38
Step-by-step explanation:
Title:
<h2>The revenue will be maximum for 253 passengers.</h2>
Step-by-step explanation:
Let, the number of passenger is x, which is more than 194.
In this case, the travel agency will charge [312 - (x - 194)] per passenger.
The total revenue will be
.
As x is the variable here, we can represent the revenue function by R(x). Hence,
.
The revenue will be maximum when
.
It should be 9. I hope this helps. If it's not 9 then can u please give me a list of your answers to choose from.
Add up all the numbers the divide by the amount of numbers in the set.
1199/11 = 109
B. 109 answer