4t ESO/4.01 NOMBRES/4.01.1 Els nombres racionals 4.01.1.111 Jerarquia Enters Fes les operacions indicades

#a_11 +[(#a_12) · #a_13 – #a_14] – #a_15 : (#a_16) = {#1}
#a_21 · (#a_22) – (#a_23 – #a_24) – #a_25 + (#a_26)2 = {#2}
[#a_31 : (#a_32)]2 – (#a_33 · #a_342) – [#a_35 – (#a_36)] = {#3}




]]>  

]]> 3.0000000 0.5000000 0 <question><wirisCasSession><![CDATA[<session lang="ca" version="2.0"><library closed="false"><mtext style="color:#ffc800" xml:lang="es">variables</mtext><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mtable><mtr><mtd><mi>a_11</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_12</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo><mo>*</mo><mo>(</mo><mo>-</mo><mn>1</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_13</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_14</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_15</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_16</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo><mo>*</mo><mo>(</mo><mo>-</mo><mn>1</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>r_1</mi><mo>=</mo><mi>a_11</mi><mo>+</mo><mfenced><mrow><mi>a_12</mi><mo>*</mo><mi>a_13</mi><mo>-</mo><mi>a_14</mi></mrow></mfenced><mo>-</mo><mfrac><mi>a_15</mi><mi>a_16</mi></mfrac></mtd></mtr><mtr><mtd><mi>a_21</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_22</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo><mo>*</mo><mo>(</mo><mo>-</mo><mn>1</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_23</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_24</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_25</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_26</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo><mo>*</mo><mo>(</mo><mo>-</mo><mn>1</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>r_2</mi><mo>=</mo><mi>a_21</mi><mo>*</mo><mi>a_22</mi><mo>-</mo><mo>(</mo><mi>a_23</mi><mo>-</mo><mi>a_24</mi><mo>)</mo><mo>-</mo><mi>a_25</mi><mo>+</mo><mo>(</mo><mi>a_26</mi><msup><mo>)</mo><mn>2</mn></msup></mtd></mtr><mtr><mtd><mi>a_31</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_32</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo><mo>*</mo><mo>(</mo><mo>-</mo><mn>1</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_33</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_34</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_35</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>a_36</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1</mn><mo>,</mo><mn>12</mn><mo>)</mo><mo>*</mo><mo>(</mo><mo>-</mo><mn>1</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>r_3</mi><mo>=</mo><msup><mfenced><mrow><mi>a_31</mi><mo>/</mo><mi>a_32</mi></mrow></mfenced><mn>2</mn></msup><mo>-</mo><mo>(</mo><mi>a_33</mi><mo>*</mo><msup><mi>a_34</mi><mn>2</mn></msup><mo>)</mo><mo>-</mo><mo>(</mo><mi>a_35</mi><mo>-</mo><mi>a_36</mi><mo>)</mo></mtd></mtr></mtable></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a12</mi><mo>=</mo><mo>-</mo><mi>a_12</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a16</mi><mo>=</mo><mo>-</mo><mi>a_16</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a22</mi><mo>=</mo><mo>-</mo><mi>a_22</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a26</mi><mo>=</mo><mo>-</mo><mi>a_26</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a32</mi><mo>=</mo><mo>-</mo><mi>a_32</mi></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>a36</mi><mo>=</mo><mo>-</mo><mi>a_36</mi></math></input></command></group></library><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>r_1</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>-</mo><mn>38</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>r_2</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>27</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>r_3</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>-</mo><mn>10</mn></math></output></command></group><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"/></input></command></group></session>]]></wirisCasSession><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="casSession"/></localData></question> Les operacions s'introdueixen així, emprant les 4 operacions, els parèntesis, les potències, i la tecla per entrar una quantitat negativa (–):

#a_11 + (((–) #a12) × #a_13 – #a_14) – #a_15 ÷ ((–) #a16)

#a_21 × ((–) #a22) – (#a_23 – #a_24) – #a_25 + ((–) #a26)2

[#a_31 ÷ ((–) #a32)]2 – (#a_33 · #a_342) – [#a_35 – ((–) #a36)]

]]>