Answer:
not sure
Step-by-step explanation:
The vertex<span> of a </span>parabola<span> is the point where the </span>parabola<span> crosses its axis of symmetry. If the coefficient of the x 2 term is positive, the </span>vertex<span> will be the lowest point on the graph, the point at the bottom of the “ U ”-shape.
</span><span>
The vertex of the parabola whose equation is y = x^2 + 8 x + 12 will be :
</span>(x , y) = (-4,-4)
Answer: $30,525.87
Step-by-step explanation:

A = Amount
P = Principal
r = rate
n = number of times it is compounded
t = time

Answer:
Cindy's error is that an integer is not always negative
Answer:
There should be a periodic maintanance for every 1.27months
Step-by-step explanation:
The step by step calculation explaining how frequent the equipment should receive periodic maintenance <em><u>(Which are the activities carried out on equipment based on a stipulated time interval for the purpose of maintaining a smooth operation of a machine or equipment or on other asset.)</u></em> can be seen in the attached image below.