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Rezolva ecuatia:
a) 10x^{2} -x=0 b) 4x^{2}-9x=0 c)14x^{2}-2x=0

Răspuns :

Capsunica35
10x²-x=0
x(10x-1)=0
x=0
10x-1=0
10x=1
x=1/10
x=0,1

4x²-9x=0
x(4x-9)=0
x=0
4x-9=0
4x=9
x=9/4
x=2,25

14x²-2x=0
x(14x-2)=0
x=0
14x-2=0
14x=2
x=2/14
x=1/7
x=0,142

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