September 2018 1 13 Report

Zapisz podane wyrażenie bez użycia symbolu pierwiastka:

a)\sqrt{(7-x)^{2}}

b)\sqrt{(x+y+z)^{2}}

c)\sqrt{(x+7)^{2}}

d)\sqrt{(3-x)^{2}}

e)\sqrt{(x-y+2z)^{2}}

f)\sqrt{x^{2}-2x+1}

g)\sqrt{9x^{2}+6x+1}


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