Solution 3.1:2c - Revision history

Tek at 07:56, 30 September 2008

Tek — Tue, 30 Sep 2008 07:56:51 GMT

←Older revision		Revision as of 07:56, 30 September 2008
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-	The expression	+	The expression <math>-3^2</math> means <math>-(3^2)= -9</math> (and not <math>(-3)^2</math>) and so we have that
-	<math>-~~\text{~~3}^~~{\text{~~2 }}</math>	+
-	means	+
-	<math>-~~\left~~( ~~\text{~~3~~} \right)~~^~~{\text{~~2~~}}\text{ }~~=-~~\text{~~9 }</math>	+
-	(and not	+
-	<math>~~\left~~( -~~\text{~~3~~} \right~~)^~~{\text{~~2}}</math>	+
-	) and so we have	+

		+	{{Displayed math\|\|<math>\sqrt{-3^2} = \sqrt{-9}\,\textrm{.}</math>}}

-	The root expression	+	The root expression <math>\sqrt{-9}</math> is not defined because there is no number which, when multiplied by itself, gives <math>-9</math>.
-	<math>\sqrt{-9}</math>	+
-	is not defined because there is no number which, when multiplied by itself, gives	+
-	<math>-~~\text{~~9}</math>.	+

Ian — Mon, 22 Sep 2008 10:47:55 GMT

←Older revision		Revision as of 10:47, 22 September 2008
Line 1:		Line 1:
-	{{~~NAVCONTENT_START~~}}	+	The expression
-	<~~center~~> ~~[[Image:3_1_2c.gif]]~~ </~~center~~>	+	<math>-\text{3}^{\text{2 }}</math>
-	{{~~NAVCONTENT_STOP~~}}	+	means
		+	<math>-\left( \text{3} \right)^{\text{2}}\text{ }=-\text{9 }</math>
		+	(and not
		+	<math>\left( -\text{3} \right)^{\text{2}}</math>
		+	) and so we have
		+
		+
		+	The root expression
		+	<math>\sqrt{-9}</math>
		+	is not defined because there is no number which, when multiplied by itself, gives
		+	<math>-\text{9}</math>.

Tekbot — Tue, 09 Sep 2008 09:08:03 GMT

←Older revision

Revision as of 09:08, 9 September 2008

Tekbot — Thu, 21 Aug 2008 06:51:09 GMT

Robot: Automated text replacement (-[[Bild: +[[Image:)

Oskar — Tue, 01 Apr 2008 13:46:56 GMT

Ny sida: {{NAVCONTENT_START}} <center> Bild:3_1_2c.gif </center> {{NAVCONTENT_STOP}}

New page

{{NAVCONTENT_START}}
<center> [[Bild:3_1_2c.gif]] </center>
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