Select the graph of the function y =-x2 +1.
-10 -3 -
4 -2
0
2
4
6
8 10
-10 -5
-5
4
-2
0
2
4
6
8 10
-10 -5
-5
4 -2
0
2
4
6
8 10
-10 -3 -
4
2
0
2
4
6
8 10
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Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field