Solution 4.2:3b - Revision history

Tek at 07:48, 9 October 2008

Tek — Thu, 09 Oct 2008 07:48:41 GMT

←Older revision		Revision as of 07:48, 9 October 2008
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-	The angle	+	The angle <math>2\pi</math> corresponds to a whole revolution and therefore we see that if we draw in a line with angle <math>2\pi</math> relative to the positive ''x''-axis, we will get the positive ''x''-axis.
-	<math>~~\text{~~2}\pi </math>	+
-	corresponds to a whole revolution and therefore we see that if we draw in a line with angle	+
-	<math>~~\text{~~2}\pi </math>	+
-	relative to the positive	+
-	~~<math>~~x~~</math>~~	+
-	-axis, we will get the positive	+
-	~~<math>~~x~~</math>~~	+
-	-axis.	+

	[[Image:4_2_3_b.gif\|center]]		[[Image:4_2_3_b.gif\|center]]

-	Because	+	Because <math>\cos 2\pi</math> is the ''x''-coordinate for the point of intersection between the line with angle <math>2\pi</math> and the unit circle, we can see directly that <math>\cos 2\pi = 1\,</math>.
-	<math>\cos ~~\text{~~2}\pi </math>	+
-	is the	+
-	~~<math>~~x~~</math>~~	+
-	-coordinate for the point of intersection between the line with angle	+
-	<math>~~\text{~~2}\pi </math>	+
-	and the unit circle, we can see directly that	+
-	<math>\cos ~~\text{~~2}\pi =1</math>.	+

Ian — Sun, 28 Sep 2008 11:51:27 GMT

←Older revision		Revision as of 11:51, 28 September 2008
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-	{{~~NAVCONTENT_START}~~}	+	The angle
-	<~~center~~> ~~[[Image:4_2_3b.gif]]~~ </~~center~~>	+	<math>\text{2}\pi </math>
-	~~{{NAVCONTENT_STOP}}~~	+	corresponds to a whole revolution and therefore we see that if we draw in a line with angle
		+	<math>\text{2}\pi </math>
		+	relative to the positive
		+	<math>x</math>
		+	-axis, we will get the positive
		+	<math>x</math>
		+	-axis.
		+
	[[Image:4_2_3_b.gif\|center]]		[[Image:4_2_3_b.gif\|center]]
		+
		+	Because
		+	<math>\cos \text{2}\pi </math>
		+	is the
		+	<math>x</math>
		+	-coordinate for the point of intersection between the line with angle
		+	<math>\text{2}\pi </math>
		+	and the unit circle, we can see directly that
		+	<math>\cos \text{2}\pi =1</math>.

Tekbot — Tue, 09 Sep 2008 09:44:03 GMT

←Older revision

Revision as of 09:44, 9 September 2008

Tekbot — Thu, 21 Aug 2008 07:09:09 GMT

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

Madde — Fri, 15 Aug 2008 14:28:48 GMT

Oskar — Thu, 03 Apr 2008 07:53:23 GMT

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