Gimnaziu - clasa a V-a
R-Euclid-9
Intr-un parc s-au plantat #t flori albe, rosii si albastre. Dintre acestea #u sunt albe si rosii, iar #v sunt rosii si albastre. Cate flori albe s-au plantat ?]]>
1.0000000
0.3333333
0
0
#a
<question><wirisCasSession><session lang="en" version="2.0"><library closed="false"><mtext style="color:#ffc800" xml:lang="en">variables</mtext><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">repeat</csymbol><mrow><mi>x</mi><mo>=</mo><mi>random</mi><mo>(</mo><mn>33</mn><mo>,</mo><mn>89</mn><mo>)</mo><mo>;</mo><mi>y</mi><mo>=</mo><mi>random</mi><mo>(</mo><mn>22</mn><mo>,</mo><mn>99</mn><mo>)</mo><mo>;</mo><mi>z</mi><mo>=</mo><mi>random</mi><mo>(</mo><mn>13</mn><mo>,</mo><mn>88</mn><mo>)</mo></mrow><mrow><mo>(</mo><mi>x</mi><mo>&ne;</mo><mi>y</mi><mo>)</mo><mo>&and;</mo><mo>(</mo><mi>y</mi><mo>&ne;</mo><mi>z</mi><mo>)</mo></mrow></apply></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a</mi><mo>=</mo><mn>100</mn><mo>*</mo><mi>x</mi><mo>;</mo><mi>b</mi><mo>=</mo><mn>100</mn><mo>*</mo><mi>y</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c</mi><mo>=</mo><mn>100</mn><mo>*</mo><mi>z</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>u</mi><mo>=</mo><mi>a</mi><mo>+</mo><mi>b</mi><mo>;</mo><mi>v</mi><mo>=</mo><mi>b</mi><mo>+</mo><mi>c</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>t</mi><mo>=</mo><mi>a</mi><mo>+</mo><mi>b</mi><mo>+</mo><mi>c</mi></math></input></command></group></library><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>4500</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>b</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>7800</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>c</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>7700</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>u</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>12300</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>v</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>15500</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>t</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>20000</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"/></input></command></group><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"/></input></command></group></session></wirisCasSession><correctAnswers><correctAnswer type="mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>#</mo><mi>a</mi></math></correctAnswer></correctAnswers><assertions><assertion name="syntax_expression"/><assertion name="equivalent_symbolic"/></assertions><options><option name="tolerance">10^(-4)</option><option name="relative_tolerance">false</option><option name="precision">4</option><option name="implicit_times_operator">false</option><option name="times_operator">·</option><option name="imaginary_unit">i</option></options><localData><data name="inputField">inlineEditor</data></localData></question>