Question

Va rog sa ma ajutați dau coroana va roggg urgent ex 1

Answer 1

pt x=1  1x1-4x1+3=1-4+3=0

pt x=3 3x3-4x3+3=9-12+3=0  se

pt x=1  1x1+1-2= 1+1-2=0

pt x=1 2x1x1-3x1+1=2-3+1=0

pt x=1/2  2x1/2x1/2-3x1/2+1= 2x1/4-3x1/2+1= 1/2-3/2+1=-2/2+1=-1+1=0

pt x=1 2x1x1-3x1+1= 2-3+1=0

pt x=-1 I -1-1I=I-2I=2

pt x=3 I3-1I= I2I=2