Equacions 2n grau senzilles 4
__1. 2x2 - 14x = 0A. x = 0 i x = 16
__2. 3x2 - 48x = 0B. x = 0 i x = -12
__3. 4x2 + 48x = 0C. x =0 i x = 25
__4. 5x2 + 45x = 0D. x = 0 i x =7
__5. 5x2 - 125x = 0E. x = 0 i x = 49
__6. 5x2 - 245x = 0F. x = 0 i x=1/7
__7. 6x2 + 132x = 0G. x = 0 i x = -22
__8. 7x2 -x = 0H. x= 0 i x= -9
__9. x2 + 16x = 0I. x= 0 i x= -16
__10. x2 + 75x = 0J. x= 0 i x= -75
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