4t ESO/4.01 NOMBRES/4.01.2 Aproximació i error 4.01.2.81 DeDecimalA NotacióCientífica Escriu els nombres en notació científica:

      {#1}
«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#00007F¨»n«/mi»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»1«/mn»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»§#160;«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»=«/mo»«/mrow»«/mstyle»«/math»
 {#2} · 10  
       {#3}
 «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#00007F¨»n«/mi»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»2«/mn»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»§#160;«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»=«/mo»«/mrow»«/mstyle»«/math»  {#4}  · 10  
       {#5}
«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#00007F¨»n«/mi»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»3«/mn»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»§#160;«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»=«/mo»«/mrow»«/mstyle»«/math»
  {#6}  · 10  
       {#7}
«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨12px¨»«mrow»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»#«/mo»«mi mathvariant=¨bold¨ mathcolor=¨#00007F¨»n«/mi»«mn mathvariant=¨bold¨ mathcolor=¨#00007F¨»4«/mn»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»§#160;«/mo»«mo mathvariant=¨bold¨ mathcolor=¨#00007F¨»=«/mo»«/mrow»«/mstyle»«/math»
  {#8} · 10   
]]> 8.0000000 0.5000000 0 <question><wirisCasSession><![CDATA[<session lang="ca" version="2.0"><library closed="false"><mtext style="color:#ffc800" xml:lang="ca">variables</mtext><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>e1</mi><mo>=</mo><mi>aleatori</mi><mfenced><mfenced close="}" open="{"><mtable align="center"><mtr><mtd><mn>3</mn><mo>,</mo><mn>4</mn><mo>,</mo><mo>-</mo><mn>2</mn><mo>,</mo><mo>-</mo><mn>3</mn></mtd></mtr></mtable></mfenced></mfenced></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e1</mi><mo>=</mo><mn>3</mn></mrow><mtable><mtr><mtd><mi>n1</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c1</mi><mo>=</mo><mfrac><mi>n1</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e1</mi><mo>=</mo><mn>4</mn></mrow><mtable><mtr><mtd><mi>n1</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>10001</mn><mo>,</mo><mn>99999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c1</mi><mo>=</mo><mfrac><mi>n1</mi><mn>10000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e1</mi><mo>=</mo><mo>-</mo><mn>2</mn></mrow><mtable><mtr><mtd><mi>c1</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>201</mn><mo>,</mo><mn>999</mn><mo>)</mo></mrow><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n1</mi><mo>=</mo><mfrac><mi>c1</mi><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><mtable><mtr><mtd><mi>c1</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mrow><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n1</mi><mo>=</mo><mfrac><mi>c1</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable></apply></apply></apply></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>k1</mi><mo>=</mo><mi>c1</mi><mo>*</mo><msup><mn>10</mn><mi>e1</mi></msup></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>e2</mi><mo>=</mo><mi>aleatori</mi><mfenced><mfenced close="}" open="{"><mtable align="center"><mtr><mtd><mn>3</mn><mo>,</mo><mn>4</mn><mo>,</mo><mo>-</mo><mn>2</mn><mo>,</mo><mo>-</mo><mn>3</mn></mtd></mtr></mtable></mfenced></mfenced></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e2</mi><mo>=</mo><mn>3</mn></mrow><mtable><mtr><mtd><mi>n2</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c2</mi><mo>=</mo><mfrac><mi>n2</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e2</mi><mo>=</mo><mn>4</mn></mrow><mtable><mtr><mtd><mi>n2</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>10001</mn><mo>,</mo><mn>99999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c2</mi><mo>=</mo><mfrac><mi>n2</mi><mn>10000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e2</mi><mo>=</mo><mo>-</mo><mn>2</mn></mrow><mtable><mtr><mtd><mi>c2</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>201</mn><mo>,</mo><mn>999</mn><mo>)</mo></mrow><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n2</mi><mo>=</mo><mfrac><mi>c2</mi><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><mtable><mtr><mtd><mi>c2</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mrow><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n2</mi><mo>=</mo><mfrac><mi>c2</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable></apply></apply></apply></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>e3</mi><mo>=</mo><mi>aleatori</mi><mfenced><mfenced close="}" open="{"><mtable align="center"><mtr><mtd><mn>3</mn><mo>,</mo><mn>4</mn><mo>,</mo><mo>-</mo><mn>2</mn><mo>,</mo><mo>-</mo><mn>3</mn></mtd></mtr></mtable></mfenced></mfenced></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e3</mi><mo>=</mo><mn>3</mn></mrow><mtable><mtr><mtd><mi>n3</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c3</mi><mo>=</mo><mfrac><mi>n3</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e3</mi><mo>=</mo><mn>4</mn></mrow><mtable><mtr><mtd><mi>n3</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>10001</mn><mo>,</mo><mn>99999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c3</mi><mo>=</mo><mfrac><mi>n3</mi><mn>10000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e3</mi><mo>=</mo><mo>-</mo><mn>2</mn></mrow><mtable><mtr><mtd><mi>c3</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>201</mn><mo>,</mo><mn>999</mn><mo>)</mo></mrow><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n3</mi><mo>=</mo><mfrac><mi>c3</mi><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><mtable><mtr><mtd><mi>c3</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mrow><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n3</mi><mo>=</mo><mfrac><mi>c3</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable></apply></apply></apply></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>e4</mi><mo>=</mo><mi>aleatori</mi><mfenced><mfenced close="}" open="{"><mtable align="center"><mtr><mtd><mn>3</mn><mo>,</mo><mn>4</mn><mo>,</mo><mo>-</mo><mn>2</mn><mo>,</mo><mo>-</mo><mn>3</mn></mtd></mtr></mtable></mfenced></mfenced></math></input></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e4</mi><mo>=</mo><mn>3</mn></mrow><mtable><mtr><mtd><mi>n4</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c4</mi><mo>=</mo><mfrac><mi>n4</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e4</mi><mo>=</mo><mn>4</mn></mrow><mtable><mtr><mtd><mi>n4</mi><mo>=</mo><mi>aleatori</mi><mo>(</mo><mn>10001</mn><mo>,</mo><mn>99999</mn><mo>)</mo></mtd></mtr><mtr><mtd><mi>c4</mi><mo>=</mo><mfrac><mi>n4</mi><mn>10000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><apply><csymbol definitionURL="http://www.wiris.com/XML/csymbol">if</csymbol><mrow><mi>e4</mi><mo>=</mo><mo>-</mo><mn>2</mn></mrow><mtable><mtr><mtd><mi>c4</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>201</mn><mo>,</mo><mn>999</mn><mo>)</mo></mrow><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n4</mi><mo>=</mo><mfrac><mi>c4</mi><mn>100</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable><mtable><mtr><mtd><mi>c4</mi><mo>=</mo><mfrac><mrow><mi>aleatori</mi><mo>(</mo><mn>1001</mn><mo>,</mo><mn>9999</mn><mo>)</mo></mrow><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr><mtr><mtd><mi>n4</mi><mo>=</mo><mfrac><mi>c4</mi><mn>1000</mn></mfrac><mo>*</mo><mn>1</mn><mo>.</mo><mn>0</mn></mtd></mtr></mtable></apply></apply></apply></math></input></command></group></library><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>n1</mi><mo>,</mo><mi>c1</mi><mo>,</mo><mi>e1</mi><mo>,</mo><mo>&nbsp;</mo><mi>k1</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>2995</mn><mo>,</mo><mn>2.995</mn><mo>,</mo><mn>3</mn><mo>,</mo><mn>2995.</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>n2</mi><mo>,</mo><mi>c2</mi><mo>,</mo><mi>e2</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>46305</mn><mo>,</mo><mn>4.6305</mn><mo>,</mo><mn>4</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>n3</mi><mo>,</mo><mi>c3</mi><mo>,</mo><mi>e3</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>22873</mn><mo>,</mo><mn>2.2873</mn><mo>,</mo><mn>4</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>n4</mi><mo>,</mo><mi>c4</mi><mo>,</mo><mi>e4</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mn>0.002897</mn><mo>,</mo><mn>2.897</mn><mo>,</mo><mo>-</mo><mn>3</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"/><assertion name="check_scientific_notation"/></assertions><options><option name="precision">10</option><option name="tolerance">10^(-4)</option><option name="relative_tolerance">false</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>