Expression 7: "x" squared plus left parenthesis, "y" minus 9 , right parenthesis squared greater than or equal to 100x2+y−92≥100
7
Expression 8: "x" squared plus "y" squared less than or equal to 9x2+y2≤9
8
Get 0 on the same side for both inequalities
Hide this folder from students.
9
Expression 10: 0 greater than or equal to "x" squared plus left parenthesis, "y" minus 8 , right parenthesis squared minus 1000≥x2+y−82−100
10
Expression 11: 0 greater than or equal to 100 minus "x" squared minus left parenthesis, "y" minus 9 , right parenthesis squared0≥100−x2−y−92
11
Expression 12: 0 greater than or equal to "x" squared plus "y" squared minus 90≥x2+y2−9
12
Use 'max' to get the intersection of the two areas
Hide this folder from students.
13
Expression 14: 0 greater than or equal to max left parenthesis, "x" squared plus left parenthesis, "y" minus 8 , right parenthesis squared minus 100 , 100 minus "x" squared minus left parenthesis, "y" minus 9 , right parenthesis squared , "x" squared plus "y" squared minus 9 , right parenthesis0≥maxx2+y−82−100,100−x2−y−92,x2+y2−9
