Expression 3: left parenthesis, cos alpha , sin alpha times "t" , right parenthesiscosα,sinα·t
domain t Minimum: 00
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 11
3
Expression 4: left parenthesis, left parenthesis, cos alpha , right parenthesis times "t" , left parenthesis, sin alpha , right parenthesis times "t" , right parenthesiscosα·t,sinα·t
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤