Answer:

Step-by-step explanation:
Given


Required
Determine the new position
It descends means that it moved in the downward position.
So, the new position is:



<em>Hence, the new position f the submarin is -415m</em>
Step-by-step explanation:
First find the factors of 100 then
y2 + 20y +100
y2 +10y + 10y +100
y ( y + 10) + 10(y + 10)
So the factor is ( y + 10)
Option C is the correct answer
Answer:
4c - 2
Step-by-step explanation:
Add up all the terms to find the perimeter.
2c + 2(c - 1)
2c + 2c - 2
4c - 2
Therefore, the perimeter is 4c - 2.
Answer:
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Answer: B
Step-by-step explanation: