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Laketzftw
a fost răspuns

Rezolvati in R ecuatiile:
A)2√3·x-√3=0
B)(√5+1)·x=1+√5
C)6=x-0,5
D)3√2=x+2√2
E)0,(5)=5/9-x
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Răspuns :

Abc112
[tex]a)2 \sqrt{3} x - \sqrt{3} = 0[/tex]

[tex]2 \sqrt{3} x = \sqrt{3} \: | \div \sqrt{3} [/tex]

[tex]2x = 1[/tex]

[tex]x = \frac{1}{2} [/tex]

[tex]b)( \sqrt{5} + 1) \times x = 1 + \sqrt{5} [/tex]

[tex]( \sqrt{5} + 1) \times x = \sqrt{5} + 1 \: | \div ( \sqrt{5} + 1)[/tex]

[tex]x = 1[/tex]

[tex]c)6 = x - 0.5[/tex]

[tex]x = 6 + 0.5[/tex]

[tex]x = 6.5[/tex]

[tex]d)3 \sqrt{2} = x + 2 \sqrt{2} [/tex]

[tex]x = 3 \sqrt{2} - 2 \sqrt{2} [/tex]

[tex]x = \sqrt{2} [/tex]

[tex]e)0.(5) = \frac{5}{9} - x[/tex]

[tex] \frac{5}{9} = \frac{5}{9} - x[/tex]

[tex] - x = \frac{5}{9} - \frac{5}{9} [/tex]

[tex] - x = 0[/tex]

[tex]x = 0[/tex]