Expression 6: "A" equals "F" left parenthesis, "a" , right parenthesisA=Fa
equals=
negative 6−6
6
Expression 7: "b" equals 8b=8
negative 10−10
1010
7
Expression 8: "B" equals "G" left parenthesis, "b" , right parenthesisB=Gb
equals=
22
8
Expression 9: "O" equals Start integral from "a" to "b" , end integral, left parenthesis, "G" left parenthesis, "y" , right parenthesis minus "F" left parenthesis, "y" , right parenthesis , right parenthesis "d" "y"O=∫baGy−Fydy
equals=
2828
9
Expression 10: "G" left parenthesis, "y" , right parenthesis greater than or equal to "x" greater than or equal to "F" left parenthesis, "y" , right parenthesis left brace, "a" less than or equal to "y" less than or equal to "b" , right braceGy≥x≥Fya≤y≤b
10
area = ${O} left parenthesis, StartFraction, "a" plus "b" Over 2 , EndFraction , StartFraction, "A" plus "B" Over 2 , EndFraction , right parenthesisa+b2,A+B2
Label:
equals=
left parenthesis, 4 , negative 2 , right parenthesis4,−2