Expression 4: left parenthesis, cos left parenthesis, "b" , right parenthesis minus "t" sin left parenthesis, "b" , right parenthesis , sin left parenthesis, "b" , right parenthesis plus "t" cos left parenthesis, "b" , right parenthesis , right parenthesiscosb−tsinb,sinb+tcosb
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
4
z+iz: left parenthesis, cos left parenthesis, "b" , right parenthesis minus sin left parenthesis, "b" , right parenthesis , sin left parenthesis, "b" , right parenthesis plus cos left parenthesis, "b" , right parenthesis , right parenthesiscosb−sinb,sinb+cosb
Expression 6: left parenthesis, "t" cos left parenthesis, "b" , right parenthesis , "t" sin left parenthesis, "b" , right parenthesis , right parenthesistcosb,tsinb
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤