Equacions 2n grau senzilles 2
| __ | 1. | 2x2 = 162 | | A. | x = -6 i x = 6 | | __ | 2. | 3x2 = 75 | | B. | x = -5 i x = 5 | | __ | 3. | 3x2 = 300 | | C. | x= 16 i x = -16 | | __ | 4. | 4x2 = 64 | | D. | x = -7 i x = 7 | | __ | 5. | 4x2 = 196 | | E. | x = -9 i x = 9 | | __ | 6. | 5x2 = 180 | | F. | x = -10 i x = 10 | | __ | 7. | 6x2 = 384 | | G. | x = -3 i x = 3 | | __ | 8. | 7x2 = 63 | | H. | x = -8 i x = 8 | | __ | 9. | 8x2 = 32 | | I. | x = -1 i x = 1 | | __ | 10. | 9x2 = 9 | | J. | x = -2 i x = 2 |
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