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onsoo


1.
[tex]x^2[/tex]+2x[tex]\sqrt{x-1}[/tex]=3x+1





2.
[tex]\sqrt{\frac{4x+9}{28}[/tex]=7[tex]x^2[/tex] +7x
3.
[tex]\sqrt{1-4x^2}[/tex]+2[tex]\sqrt{x^2+1}[/tex]=8x
[tex]x^2[/tex]+2x[tex]\sqrt{x-1}[/tex]=3x+1
2.
[tex]\sqrt{\frac{4x+9}{28}[/tex]=7[tex]x^2[/tex] +7x
3.
[tex]\sqrt{1-4x^2}[/tex]+2[tex]\sqrt{x^2+1}[/tex]=8x
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