Odpowiedź:
[tex]1. (x+5)^{2} = x^{2} +10x+25[/tex]
[tex]2.(\frac{1}{2} a+6)^{2} = \frac{1}{4} a^{2} +6a+36[/tex]
[tex]3. (-2-x)^{2} = x^{2} +4x+4[/tex]
[tex]4.(\sqrt{5} +\sqrt{2} )^{2} = 7+2\sqrt{10}[/tex]
[tex]5.(x-1)^{2} = x^{2} -2x+1[/tex]
[tex]6.(2-x)^{2} = x^{2} -4x+4[/tex]
[tex]7.(-3+2y)^{2} = 4y^{2} -12y+9[/tex]
[tex]8. (\sqrt{7} -\sqrt{5} )^{2} = 12-2\sqrt{35}[/tex]
[tex]9. (2x+7)^{2} = 4x^{2} +28x+49[/tex]
[tex]10.(4z-1)^{2} =16z^{2} -8z+1[/tex]
[tex]11.(3+\sqrt{2} )^{2} = 11+6\sqrt{2}[/tex]
[tex]12.(9y+8z)^{2} = 81y^{2} +144yz+64z^{2}[/tex]
[tex]13.(\frac{1}{4} x-3y)^{2} = \frac{1}{16} x^{2} -\frac{3}{2} xy+9y^{2}[/tex]
[tex]14. (\sqrt{3} -1)^{2} = 4-2\sqrt{3}[/tex]
Mam nadzieję że dobrze... liczę na naj...
Szczegółowe wyjaśnienie:
