Answer:
how did what?
Step-by-step explanation:
Answer:
(
4
a
+
4
b
+
3
)
(
2
a
+
2
b
−
3
)
Step-by-step explanation:
The vertex is a minimum point. The y value of the vertex is the lowest point it hits. The graph is going down, the vertex is the lowest point of it
For this case we must find an expression equivalent to:
By definition of power properties we have to meet:

So, rewriting the expression we have:

Answer:
Option B

MOE = +\- 1.27
Confidence Interval is 53.73 to 56.27