X2 - 2xy + y2 when x = 3 and y = 2
2 answers:
You might be interested in
Answer:
6 ft longer (total length of 15ft)
Step-by-step explanation:
the initial dimensions are:
length:
width:
the area area of the garden is given by:
so the original area is:
Since we need the area to be , and we can only change the length, the width will still be 8ft.
We substitute the value of the new area and the width to the equation for the area:
and we clear for the new length:
The length of the garden for the area to be , must be 15ft.
This means that if originally the length was 9 ft, now it has to be 6 ft longer.