Differences

This shows you the differences between two versions of the page.

--- lehrkraefte:blc:miniaufgaben:kw46-2017 [2017/11/17 13:05]
Ivo Blöchliger created
+++ lehrkraefte:blc:miniaufgaben:kw46-2017 [2023/10/25 07:48] (current)
Ivo Blöchliger
@@ Line 1: / Line 1: @@
-<JS>
+<PRELOAD>
-function generate(jQuery, idex, idsol, ex, sep="<br>") {
+miniaufgabe.js
-    var drei=function(n) {
+</PRELOAD>
-      var one = Math.floor(Math.random()*(n-2));
-      var two = Math.floor(Math.random()*(n-2));
-      if (one>two) {
-          var h = one;
-          one = two;
-          two = h;
-      }
-      var three = Math.floor(Math.random()*(n-2));
-      if (two>=one) {
-          two++;
-      }
-      if (three>=one) {
-          three++;
-      }
-      if (three>=two) {
-          three++;
-      }
-      return [one,two,three];
-    };
-    var selec=drei(ex.length);
-    //console.log(selec);
-    for (var i=0; i<3; i++) {
-       //console.log(selec[i]);
-       jQuery(idex).append((i+1)+". &nbsp; "+ex[selec[i]][0]+sep);
-       jQuery(idsol).append((i+1)+". &nbsp; "+ex[selec[i]][1]+"<br>");
-    }
-}
-</JS>
@@ Line 41: / Line 10: @@
 Schreiben Sie folgende Summen mit dem Summenzeichen:
 <JS>
-jQuery(function() {generate(jQuery, "#exosum","#solsum",
+miniAufgabe("#exosum","#solsum",
-[["$s=(-7)+0+7+14+\\ldots+63+70+77+84$", "$s=\\displaystyle \\sum_{i=1}^{14}\\left(-7+(i-1)\\cdot7\\right)$"], ["$s=8+(-24)+72+(-216)+\\ldots+(-2^{3}\\cdot3^{31})$", "$s=\\displaystyle \\sum_{i=1}^{32}8\\cdot(-3)^{(i-1)}$"], ["$s=11+5+(-1)+(-7)+\\ldots+(-193)+(-199)+(-205)+(-211)$", "$s=\\displaystyle \\sum_{i=1}^{38}\\left(11+(i-1)\\cdot(-6)\\right)$"], ["$s=6+12+24+48+\\ldots+2^{26}\\cdot3$", "$s=\\displaystyle \\sum_{i=1}^{26}6\\cdot2^{(i-1)}$"], ["$s=9+11+13+15+\\ldots+45+47+49+51$", "$s=\\displaystyle \\sum_{i=1}^{22}\\left(9+(i-1)\\cdot2\\right)$"], ["$s=4+12+36+108+\\ldots+2^{2}\\cdot3^{19}$", "$s=\\displaystyle \\sum_{i=1}^{20}4\\cdot3^{(i-1)}$"], ["$s=10+18+26+34+\\ldots+130+138+146+154$", "$s=\\displaystyle \\sum_{i=1}^{19}\\left(10+(i-1)\\cdot8\\right)$"], ["$s=(-4)+16+(-64)+256+\\ldots+(-2^{30})$", "$s=\\displaystyle \\sum_{i=1}^{15}-4\\cdot(-4)^{(i-1)}$"], ["$s=(-5)+(-13)+(-21)+(-29)+\\ldots+(-141)+(-149)+(-157)+(-165)$", "$s=\\displaystyle \\sum_{i=1}^{21}\\left(-5+(i-1)\\cdot(-8)\\right)$"], ["$s=8+32+128+512+\\ldots+2^{39}$", "$s=\\displaystyle \\sum_{i=1}^{19}8\\cdot4^{(i-1)}$"], ["$s=(-9)+(-14)+(-19)+(-24)+\\ldots+(-169)+(-174)+(-179)+(-184)$", "$s=\\displaystyle \\sum_{i=1}^{36}\\left(-9+(i-1)\\cdot(-5)\\right)$"], ["$s=7+(-14)+28+(-56)+\\ldots+2^{18}\\cdot7$", "$s=\\displaystyle \\sum_{i=1}^{19}7\\cdot(-2)^{(i-1)}$"]]
+[["$s=(-7)+0+7+14+\\ldots+63+70+77+84$", "$s=\\displaystyle \\sum_{i=1}^{14}\\left(-7+(i-1)\\cdot7\\right)$"], ["$s=8+(-24)+72+(-216)+\\ldots+(-2^{3}\\cdot3^{31})$", "$s=\\displaystyle \\sum_{i=1}^{32}8\\cdot(-3)^{(i-1)}$"], ["$s=11+5+(-1)+(-7)+\\ldots+(-193)+(-199)+(-205)+(-211)$", "$s=\\displaystyle \\sum_{i=1}^{38}\\left(11+(i-1)\\cdot(-6)\\right)$"], ["$s=6+12+24+48+\\ldots+2^{26}\\cdot3$", "$s=\\displaystyle \\sum_{i=1}^{26}6\\cdot2^{(i-1)}$"], ["$s=9+11+13+15+\\ldots+45+47+49+51$", "$s=\\displaystyle \\sum_{i=1}^{22}\\left(9+(i-1)\\cdot2\\right)$"], ["$s=4+12+36+108+\\ldots+2^{2}\\cdot3^{19}$", "$s=\\displaystyle \\sum_{i=1}^{20}4\\cdot3^{(i-1)}$"], ["$s=10+18+26+34+\\ldots+130+138+146+154$", "$s=\\displaystyle \\sum_{i=1}^{19}\\left(10+(i-1)\\cdot8\\right)$"], ["$s=(-4)+16+(-64)+256+\\ldots+(-2^{30})$", "$s=\\displaystyle \\sum_{i=1}^{15}-4\\cdot(-4)^{(i-1)}$"], ["$s=(-5)+(-13)+(-21)+(-29)+\\ldots+(-141)+(-149)+(-157)+(-165)$", "$s=\\displaystyle \\sum_{i=1}^{21}\\left(-5+(i-1)\\cdot(-8)\\right)$"], ["$s=8+32+128+512+\\ldots+2^{39}$", "$s=\\displaystyle \\sum_{i=1}^{19}8\\cdot4^{(i-1)}$"], ["$s=(-9)+(-14)+(-19)+(-24)+\\ldots+(-169)+(-174)+(-179)+(-184)$", "$s=\\displaystyle \\sum_{i=1}^{36}\\left(-9+(i-1)\\cdot(-5)\\right)$"], ["$s=7+(-14)+28+(-56)+\\ldots+2^{18}\\cdot7$", "$s=\\displaystyle \\sum_{i=1}^{19}7\\cdot(-2)^{(i-1)}$"]]);
-);});
 </JS>
 <HTML>
@@ Line 55: / Line 23: @@
 </HTML>
 </hidden>