Answer:
The length of the side of a square is 
Step-by-step explanation:
Area of square = 
We need to find length of the side
The formula used will be:

Putting value of area of square, we can find length

So, length of the side of a square is 
1.65289256198 the answer is
Answer:
4.05
Step-by-step explanation:

multiply the following
add the sum (3.5+0.55)
you'll get 4.05
Answer:

Step-by-step explanation:
The absolute maximum of a continuous function
is where
. Therefore, we must differentiate the function and then set
and
to determine the value of
:







Therefore, when
, the absolute maximum of the function is
.
I've attached a graph to help you visually see this.