Expression 7: "x" equals "r" cosine left parenthesis, "b" left parenthesis, negative "y" minus left parenthesis, "r" plus 1 , right parenthesis , right parenthesis , right parenthesis left brace, left parenthesis, negative "r" minus 1 , right parenthesis greater than or equal to "y" greater than or equal to left parenthesis, negative "r" minus 1 minus pi "a" , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x=rcosb−y−r+1−r−1≥y≥−r−1−πa
7
Expression 8: "x" equals "r" cosine left parenthesis, pi "b" "a" , right parenthesisx=rcosπba
equals=
- 0.5 8 7 7 8 5 2 5 2 2 9 2-0.587785252292
8
Hidden Label: left parenthesis, 0 , negative pi "a" minus "r" minus 1 , right parenthesis0,−πa−r−1
Label
equals=
left parenthesis, 0 , negative 12.5 2 4 3 3 5 4 , right parenthesis0,−12.5243354
9
Hidden Label: left parenthesis, "r" cos left parenthesis, pi "b" "a" , right parenthesis , negative pi "a" minus "r" minus 1 , right parenthesisrcosπba,−πa−r−1
Hidden Label: left parenthesis, 0 , "l" plus 1 plus "r" , right parenthesis equals left parenthesis, 0 , 6 , right parenthesis Has graph. To audio trace, press ALT+T.0,l+1+r
Label
equals=
left parenthesis, 0 , 6 , right parenthesis0,6
11
Hidden Label: left parenthesis, "r" cos left parenthesis, pi "b" "a" , right parenthesis , negative StartRoot, "l" squared minus left parenthesis, "r" cos left parenthesis, pi "b" "a" , right parenthesis , right parenthesis squared , EndRoot plus "l" plus 1 plus "r" , right parenthesisrcosπba,−l2−rcosπba2+l+1+r
"y" Subscript, 5 , Baseline Has graph. To audio trace, press ALT+T.y5
00
"l" plus 1 plus "r"l+1+r
r1c3:
"r" cosine left parenthesis, pi "b" "a" , right parenthesisrcosπba
negative StartRoot, "l" squared minus left parenthesis, "r" cos left parenthesis, pi "b" "a" , right parenthesis , right parenthesis squared , EndRoot plus "l" plus 1 plus "r"−l2−rcosπba2+l+1+r