Answer:

Step-by-step explanation:
Given the following question:

To estimate by the nearest thousand, we have to look at the thousand's place value and then look at the number next to it, to see if it's greater than five.









Hope this helps.
Add/Subtract, simplified:
Picture below is simplified / evaluated
Step-by-step explanation for the domain:
Find the domain by finding where the expression is defined.
Interval Notation:
(−∞,0)∪(0,7)∪(7,∞)
Set-Builder Notation:
{x|x≠0,7}
Answer:
C
Step-by-step explanation:
Answer:
x=-3
Step-by-step explanation:
The quadratic function
determines the parabola which has the vertex at point (-3,5). The axis of symmetry passes through the vertex and is parallel to the y-axis. Hence, its equation is x=-3 (see attached diagram).
Answer:
Where is the question?
Step-by-step explanation: