Answer:
'
Step-by-step explanation:
'
Answer:
B.)
Step-by-step explanation:
that is a characteristic of a maximum value parabola.
Answer:

Step-by-step explanation:
2 divided by 6 is 
To confirm it,

Answer: 17-3.99a
Step-by-step explanation:
Remove parentheses.
17- 0.07a- 3.92a17−0.07a− 3.92a
Collect like terms.
17+(−0.07a−3.92a)
Simplify.
17−3.99a