Expression 6: left parenthesis, "x" minus "a" times "m" , right parenthesis squared plus left parenthesis, "y" minus "a" , right parenthesis squared equals "a" squaredx−a·m2+y−a2=a2
6
Expression 7: "m" equals 16.9m=16.9
00
2020
7
Expression 8: left parenthesis, "a" times "t" minus "b" times sin left parenthesis, "t" , right parenthesis , "a" minus "b" times cos left parenthesis, "t" , right parenthesis , right parenthesisa·t−b·sint,a−b·cost
domain t Minimum: 00
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 2020
8
Expression 9: left parenthesis, "x" minus left parenthesis, "a" , right parenthesis times "m" , right parenthesis squared plus left parenthesis, "y" minus "a" , right parenthesis squared equals "b" squaredx−a·m2+y−a2=b2