Expression 7: polygon left parenthesis, "X" , left parenthesis, "X" . "x" plus 1 , "X" . "y" , right parenthesis , "X" plus left parenthesis, 1 , "f" prime left parenthesis, "a" , right parenthesis , right parenthesis , right parenthesispolygonX,X.x+1,X.y,X+1,f′a
7
Expression 8: left parenthesis, "X" . "x" plus "t" , "X" . "y" , right parenthesisX.x+t,X.y
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
8
Expression 9: "x" equals "a"x=a
equals=
0.60.6
9
Expression 10: left parenthesis, "X" . "x" plus 1 , "X" . "y" plus "t" "f" prime left parenthesis, "a" , right parenthesis , right parenthesisX.x+1,X.y+tf′a
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
10
Expression 11: left parenthesis, "X" . "x" , "t" "f" prime left parenthesis, "a" , right parenthesis , right parenthesisX.x,tf′a
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
11
Expression 12: "a" Subscript, "s" , Baseline equals "f" prime left parenthesis, "a" , right parenthesisas=f′a
equals=
negative 3−3
12
`f'(x)=${a_s}` left parenthesis, "X" . "x" plus 1 , "X" . "y" plus 1 half "f" prime left parenthesis, "a" , right parenthesis , right parenthesisX.x+1,X.y+12f′a
Label:
equals=
left parenthesis, 1.6 , negative 3.3 , right parenthesis1.6,−3.3