B

2000001704

Level: 
B
The graphs represent the parts of the functions \(f(x)= \sqrt[3]{x}\), \(g(x)=\sqrt[5]{x}\) and \(h(x)=\sqrt[9]{x}\). Choose the legend which assigns the correct color of the graph to each of the given functions.
\(f\) — red, \(g\) — green, \(h\) — blue
\(f\) — blue, \(g\) — green, \(h\) — red
\(f\) — green, \(g\) — red, \(h\) — blue
\(f\) — green, \(g\) — blue, \(h\) — red

2000001703

Level: 
B
The graphs represent the parts of the functions \(f(x)= \sqrt{x}\), \(g(x)=\sqrt[4]{x}\) and \(h(x)=\sqrt[10]{x}\). Choose the legend which assigns the correct color of the graph to each of the given functions.
\(f\) — red, \(g\) — green, \(h\) — blue
\(f\) — blue, \(g\) — green, \(h\) — red
\(f\) — green, \(g\) — red, \(h\) — blue
\(f\) — green, \(g\) — blue, \(h\) — red

2000001511

Level: 
B
Find the solution set of the equation \( (2x-2i)(2x+4i)(2x^2-4)=0\) in the set of complex numbers.
\( \left\{ i;-2i;\sqrt{2};-\sqrt{2} \right\}\)
\( \left\{ i;-2i \right\}\)
\( \left\{ i;-2i;\sqrt{2}i;-\sqrt{2}i \right\}\)
\( \left\{- i;2i;\sqrt{2};-\sqrt{2} \right\}\)