Solution 4.2:1a - Revision history

Tek at 13:52, 8 October 2008

2008-10-08T13:52:04Z

←Older revision		Revision as of 13:52, 8 October 2008
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-	[[Image:4_2_1_a.gif\|center]]
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	The definition of the tangent states that		The definition of the tangent states that

-		+	{\| width="100%"
-		+	\| width="50%" align="center"\|<math>\tan u=\frac{\text{opposite}}{\text{adjacent}}</math>
-	<math>\tan u=\frac{\text{opposite}}{\text{adjacent}}</math>	+	\| width="50%" align="center"\|[[Image:4_2_1_a.gif]]
-		+	\|}

	In our case, this means that		In our case, this means that

		+	{{Displayed math\|\|<math>\tan 27^{\circ} = \frac{x}{13}</math>}}

-	~~<math>\tan 27^{\circ }=\frac{x}{13}</math>~~	+	which gives <math>x = 13\cdot \tan 27^{\circ}\,</math>.
-		+
-		+
-	which gives	+
-	<math>x=~~\text{~~13}\~~centerdot~~ \~~text{~~tan 27}^{\circ }</math>.	+

-	NOTE: Using a calculator, we can work out what
-	<math>x\text{ }</math>
-	should be:

		+	Note: Using a calculator, we can work out what ''x'' should be,

-	<math>x=~~\text{~~13}\~~centerdot~~ \~~text{~~tan 27}^{\circ }\approx 6.62</math>	+	{{Displayed math\|\|<math>x = 13\cdot\tan 27^{\circ} \approx 6\textrm{.}62\,\textrm{.}</math>}}

2008-09-28T10:27:40Z

←Older revision		Revision as of 10:27, 28 September 2008
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-	<center> [[Image:4_2_1a.gif]] </center>
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	[[Image:4_2_1_a.gif\|center]]		[[Image:4_2_1_a.gif\|center]]
		+
		+
		+
		+	The definition of the tangent states that
		+
		+
		+
		+	<math>\tan u=\frac{\text{opposite}}{\text{adjacent}}</math>
		+
		+
		+	In our case, this means that
		+
		+
		+	<math>\tan 27^{\circ }=\frac{x}{13}</math>
		+
		+
		+	which gives
		+	<math>x=\text{13}\centerdot \text{tan 27}^{\circ }</math>.
		+
		+	NOTE: Using a calculator, we can work out what
		+	<math>x\text{ }</math>
		+	should be:
		+
		+
		+	<math>x=\text{13}\centerdot \text{tan 27}^{\circ }\approx 6.62</math>

2008-09-09T09:39:43Z

←Older revision

Revision as of 09:39, 9 September 2008

2008-08-21T07:06:59Z

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2008-08-15T12:47:41Z

2008-04-02T15:40:35Z

2008-04-02T15:39:52Z

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