3х²=0
(х+1)(х-1)=0
4х²-1=0
3х²=5х
4х²-4х+1=0
х²-16х-17=0
0,3х²+5х=2
х²-4х+5=0
1) х=0 2) х=1илих=-1 3) х=1/2, x=-1/2
1)3х^2=0x=0/3x=02)x^2-x+x-1=x^2-1
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Answers & Comments
1) х=0 2) х=1илих=-1 3) х=1/2, x=-1/2
1)3х^2=0
x=0/3
x=0
2)x^2-x+x-1=x^2-1