Solution 4.3:1a - Revision history

Tek at 12:57, 9 October 2008

Tek — Thu, 09 Oct 2008 12:57:51 GMT

←Older revision		Revision as of 12:57, 9 October 2008
Line 1:		Line 1:
-	If we draw the angle	+	If we draw the angle <math>\pi/5</math> on the unit circle, then it will have an ''x''-coordinate that is equal to <math>\cos \pi/5\,</math>.
-	<math>{\pi }/{5~~}\;~~</math>	+
-	on a unit circle, then it will have an	+
-	~~<math>~~x~~</math>~~	+
-	-coordinate that is equal to	+
-	<math>{\cos \pi }/{5}\;</math>	+

		+	[[Image:4_3_1_a.gif\|\|center]]

-	~~<center> [[Image:4_3_1_a.gif]] </center>~~	+	In the figures, we see also that the only other angle between <math>0</math> and <math>2\pi</math> which has the same cosine value, i.e. same ''x''-coordinate, is the angle <math>v=-\pi/5+2\pi = 9\pi/5</math> on the opposite side of the ''x''-axis.
-		+
-	~~the line~~	+
-	~~<math>x={\cos \pi }/{5}\;</math~~	+
-		+
-		+
-		+
-	In the figures, we see also that the only other angle between	+
-	<math>0</math>	+
-	and	+
-	<math>2\pi </math>	+
-	which has the same cosine value, i.e. same	+
-	~~<math>~~x~~</math>~~	+
-	-coordinate, is the angle	+
-	<math>v=-~~\frac{~~\pi }{5}+2\pi =~~\frac{~~9\pi }{5}</math>	+
-	on the opposite side of the	+
-	~~<math>~~x~~</math>~~	+
-	-axis.	+

Ian — Mon, 29 Sep 2008 10:11:04 GMT

Ian — Fri, 12 Sep 2008 11:44:39 GMT

←Older revision		Revision as of 11:44, 12 September 2008
Line 1:		Line 1:
-	{{~~NAVCONTENT_START}~~}	+	If we draw the angle
-	<~~center~~> ~~[[Image:4_3_1_a.gif]]~~ </~~center~~>	+	<math>{\pi }/{5}\;</math>
		+	on a unit circle, then it will have an
		+	<math>x</math>
		+	-coordinate that is equal to
		+	<math>{\cos \pi }/{5}\;</math>
		+	.

-	<~~center~~> ~~[[Image:4_3_1a~~.~~gif]]~~ </~~center~~>	+	FIGURE 1 FIGURE 2
-	{{~~NAVCONTENT_STOP~~}}	+	the line
		+	<math>x={\cos \pi }/{5}\;</math
		+	the line
		+	<math>x={\cos \pi }/{5}\;</math>
		+
		+
		+	In the figures, we see also that the only other angle between
		+	<math>0</math>
		+	and
		+	<math>2\pi </math>
		+	which has the same cosine value, i.e. same
		+	<math>x</math>
		+	-coordinate, is the angle
		+	<math>v=-\frac{\pi }{5}+2\pi =\frac{9\pi }{5}</math>
		+	on the opposite side of the
		+	<math>x</math>
		+	-axis.

Tekbot — Tue, 09 Sep 2008 09:50:23 GMT

←Older revision

Revision as of 09:50, 9 September 2008

Tekbot — Thu, 21 Aug 2008 07:12:19 GMT

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

Martin — Fri, 15 Aug 2008 15:09:23 GMT

Oskar — Thu, 03 Apr 2008 09:39:26 GMT

Ny sida: {{NAVCONTENT_START}} <center> Bild:4_3_1a.gif </center> {{NAVCONTENT_STOP}}

New page

{{NAVCONTENT_START}}
<center> [[Bild:4_3_1a.gif]] </center>
{{NAVCONTENT_STOP}}