,LESSON #C3 ,=MATT+ ,MAT]IALS &
            ,NUMB] ,L9ES =
        ,/UD5TS 9 ,GRADES #E-#H

    ,ACTIV;Y #C,A3 ,ANSW] ,KEY

       ,EVALUAT+ ,EXPRES.NS ,QUIZ

    ,EVALUATE IF _% A .K #5, B .K -#7,
  ,'& C .K #11_4
#6_4 #10^2"-2\A+B\
#7_4 ?3B/7#+45
#8_4 ?C+A/4#+?3B/7#+?2A/5# _:











                                      #A
    ,ACTIV;Y #C,B

           ,9T]PRET+ ,COMP.D
           ,9EQUAL;Y ,GRAPHS

    ,LABEL ! 9EQUAL;Y GRAPH$ ON EA*
  NUMB] L9E4 _%
#1_4

         =        =
[33R33R33R77R77R77R33R33R33O
  -4 -3 -2 -1  0  1  2  3

#2_4

       =              X
[[77R77R33R33R33R33R33R77OO
   -4 -3 -2 -1  0  1  2

_:




                                      #B
    ,ACTIV;Y #C,C3 ,ANSW] ,KEY _%

#1_4

                   X
[[77R77R77R77R77R77R33R33O
   -1  0  1  2  3  4  5

#2_4

      =
[33R33R77R77R77R77R77R77OO
  -5 -4 -3 -2 -1  0  1

#3_4

         =              X
[33R33R33R77R77R77R77R77R33O
  -4 -3 -2 -1  0  1  2  3

_:



                                      #C
    ,ACTIV;Y #C,D3 ,ANSW] ,KEY

    ,WRITE A L9E> EQUA;N TO MAT*
  ! DATA 9 EA* TABLE 2L4 _%

;X   ;Y
"33  "33
-#2  #8
-#1  #5
#0   #2
#1   -#1
#2   -#4

_:










                                      #D