Answer:
Step-by-step explantion:
Definition of absolute value of x:
|x|=x assuming x has taken a positive value.
|x|=-x assuming x has taken a negative value.
|x|=0 assuming x is 0.
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Add 
on both sides:
Let 
.
Assume x is positive, then 
where 
is positive since is positive. Also 
for positive x.
Assume is negative, then 
.
Assume 
, then 
.
The result for h is positive when x is positive but 0 elsewhere for x.
-------------------------------------End of Proof--------------------------------------
Answer:
c
Step-by-step explanation:
i did this in my head
Answer:
Rising home prices in recent years means that more people will need to take out mortgages.
Explanation:
We can see in the graph that there is an upward trend; that is, the average price of homes in the US is rising. While there was a slight decrease from 2010 to 2012, overall the average is still increasing.
Since the prices are increasing, more people will need to take out mortgages, as it will e harder to have the cash saved up to purchase the home.
