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HSN 23000 Unit 3 - HSN forum

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HSN 23000 Unit 3


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#1 $impl_ih

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Posted 19 May 2004 - 11:10 AM

Hey on page 9 of these notes, Example 2.
Calculate AB.BC, the working there is right, but i dont understand how or why its done, as at the end AB.AC has been worked out.
Lol i hope that makes sense, English and Maths dont go together.
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#2 $impl_ih

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Posted 19 May 2004 - 11:13 AM

Also on Page 16, the 3rd line up from the bottom, isnt Cos120 = -0.5,
as it says,

[-1/4+1/2]

and is the final answer,

((root3)+1)/8 units^2

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#3 Steve

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Posted 20 May 2004 - 04:31 PM

Thanks $impl¥_®i¢h, I've fixed those now and you can download the new ones from the downloads section.

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