21 cm

15 cm

42 cm

108 cm

23

34

29

24

7

8

6

4

78

643

642

8

(x-16)2

(x+4)2

(x+16)2

(x-4)2

21 cm

22 cm

98 cm

42 cm

9

7

5

3

Rs.1720

Rs.2040

Rs.1680

Rs.1360

7.5 cm

34 cm

7 cm

37 cm

450 m

1200 m

1800 m

1600 m

z2-3z-3

z2+3z+8

z2+3z+3

3z-3

2x2+x +y

2x2 -5x +x2

2x2-x +y

2x2-x +y

z3-z+2

z3+z+4

z3+3z+4

z+4

83121

7097

1029

141314

(-1,-1)

(1,-1)

(-1,1)

(1,1)

x2 + y-2 +3

z-y3

2x +5y

12

{{∅},{0},{2},{0,2}

{{},{0},{2},{0,2}}

{},{0},{2},{0,2}

{{0,2},{},{{0},{2}}

{{a}}

({a)}

{ }

{{b}}

Rs.300

Rs.30

Rs.2300

Rs.2000

6

7

8

5