Prosze o rozwiazanie
a)x2-4x+4=x2;
-4x=-4/-4
x=1 x2- kwadrat
b) 4x2-8x+4=4x2-16x
-8x+16x=-4
8x=-4/8
x=-1/2
c) 4x2-3x=4x2-12x+9
-3x+12x=9
9x=9/9
x=1
d) 0,04x2-1,3x=0,04x2-0,4x+1
-1,3x+0,4x=1
-0,9x=1/-0,9
x=-10/9
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a)x2-4x+4=x2;
-4x=-4/-4
x=1 x2- kwadrat
b) 4x2-8x+4=4x2-16x
-8x+16x=-4
8x=-4/8
x=-1/2
c) 4x2-3x=4x2-12x+9
-3x+12x=9
9x=9/9
x=1
d) 0,04x2-1,3x=0,04x2-0,4x+1
-1,3x+0,4x=1
-0,9x=1/-0,9
x=-10/9