Odpowiedzi

  • Użytkownik Zadane
2013-07-11T23:13:13+02:00

a) x²

odp. 0, 1, 4, 5, 6, 9,   bo

0² = 0

1² = 1

2² = 4

3² = 9

4² = 16

5² = 25

6² = 36

7² = 49

8² = 64

9² = 81

itd

 

b) 2x²

odp. 0, 2, 8    bo

2 * 0² = 2 * 0 = 0

2 * 1² = 2 * 1 = 2

2 * 2² = 2 * 4 = 8

2 * 3² = 2 * 9 = 18

2 * 4² = 2 * 16 = 32

itd

 

c) 3x²     

odp. 0, 3, 2, 5, 8, 7  bo

3 * 0² =3 * 0 = 0

3 * 1² = 3 * 1 = 3

3* 2² = 3 * 4 = 12

3 * 3² = 3 * 9 = 27

3 * 4² = 3 * 16 =48

3 * 5² = 3 * 25 = 75

itd