October 2018 1 23 Report

1.Wyznacz zbiory A\cup B,A\cap B,A\B,B\A jesli A={X:XeN,x=5},B{X:XeC,x^{2}<5} 2.Rozwiaz nierównosc a)\frac{3}{4}x-\frac{2}{3}>x+\frac{1}{2} b)4(x-3)^2-(2x-5)^2\geq2 c)-3(x+3)>\frac{x-5}{-2} d) -9(2-x)^2-(1-3x)(1+3x)\leq11 3.Zapisz w postaci sumy algebraicznej a)(2x+1)^2 b)(4-2x)^2 c)(6+5x)(6-5x) 4.Oblicz a)(\sqrt{3}+\sqrt{2})^2 b)(3\sqrt{2}-2)^2 c)(\frac{1}{3}+\sqrt6)(\frac{1}{3}-\sqrt6) d)(2\sqrt5-\sqrt10)^2-(2\sqrt5+1)(1+2\sqrt5) 5.Usun niewymiernośc z mianownika a)\frac{2}{1-2\sqrt2} b)\frac{16}{\sqrt2-\sqrt3} 6.Rozwiaz rownanie (3-x)^2-(x+\frac{1}{3})^2=\frac{2}{9}


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