Answer:
-12x+12y
Step-by-step explanation:

Hope this helps!
Answer:
and 
Step-by-step explanation:
Recall that
is a value of the function cosine for the special angles:
and
, then:

Answer:
im sorry i cant help you without a picture
Step-by-step explanation:
Answer:
<u>$7000</u> of his salary is put into this account each quarter.
Step-by-step explanation:
Given:
An investment broker puts 1/12 of his paycheck into a retirement account every quarter.
His salary is $84,000.
Now, to find how much is put into this account each quarter.
As given salary = $84,000.
So, amount to put into this account every quarter =




Therefore, $7000 of his salary is put into this account each quarter.