Answer:
Change the value from negative to positive
Or
Change the value from positive to positive
Step-by-step explanation:
It is very simple
Any number's absolute value should be positive
Let's say absolute value of 3 - >answer is 3
But absolute value of - 3 - > is also 3
Hope you understood it.
W=-L+P/2
subtract L to the other side and then diving everything by 2 to get W by itself
The function is

.
We recall that the derivative of each monomial

is

, and the derivative of a constant (function) is 0.
According to this:

.
Answer:
81 if the number is higher than 5 or equal to 5 you round up