Try to learn something about everything, and everything about somethingThomas Huxley “Darwin's bulldog” (1824-1895)

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--- public:calculator:guides:dm32_polynomial_solver [17/04/26 10:03 BST] – created john
+++ public:calculator:guides:dm32_polynomial_solver [19/04/26 21:09 BST] (current) – [Further Information] john
@@ Line 68: / Line 68: @@
   * ''X = 0.88197''
   * ''X = 3.11803''
-  * ''X = -1 + i1''
+  * ''X = -1 + j1''
-  * ''X = 1 - i1''
+  * ''X = 1 - j1''
+=== Cube roots of -8 ===
+'' X<sup>3</sup> = -8''
-===== Further Information =====
+'' X<sup>3</sup> + 8 = 0 ''
+  * <key>XEQ</key> <key>'P'</key>
+  * Enter 3 for the order
+    * 3 <key>R/S</key>
+  * Enter zero for ''C'' (the coefficient of x<sup>2</sup>)
+    * 0 <key>R/S</key>
+  * Enter zero for ''B'' (the coefficient of x)
+    * 0 <key>R/S</key>
+  * Enter 8 for ''A'' (the constant term)
+    * 8 <key>R/S</key>
+  * The first root is
+    * ''X = -2.00000'' <key>R/S</key>
+  * The second root is complex
+    * '' X = 1.00000'' <key>R/S</key>
+    * ''i = 1.73205'' <key>R/S</key>
+  * The third root is complex
+    * ''X = 1.0000'' <key>R/S</key>
+    * ''i = -1.73205'' <key>R/S</key>
+  * <key>'C'</key>
-{{tag>}}
+The three cube roots of ''-8'' are
+  * ''-2''
+  * '' 1 + j1.73205 ''
+  * '' 1 - j1.73205 ''
+===== Further Information =====
 Page created  : 17/04/26 09:41 BST
@@ Line 82: / Line 111: @@
 Page updated : ~~LASTMOD~~
+{{tag>calculator dm32}}