October 2018 1 24 Report

Zadanie:

Określ, dla jakich wartości x wyrażenie ma sens liczbowy

a) \frac{-2+x}{x+5}

b) \sqrt{3x-6}

c) \frac{x} \sqrt{4-x}

d) \frac{1} \sqrt{x-1} + \sqrt{x-1}

Daję naj :))


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