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GuestDec 28, 2014
 #386
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@@ End of Day Wrap        Sun 28 /12/14       Sydney,   Australia      Time 1:25am (really Mon)      ♪ ♫ 

 

hi everyone, 

There were were a few more questions today and some were quite good ones.

Our answerers were gino3141, CPhill, roasala, school, tyvlad012 and Alan.  Thanks all.

 

Interest posts:

1) Here is one for middle level trig students to have a go at - I have not actually finished it.  

http://web2.0calc.com/questions/3-sin-2x-3-1-2-sin-2x

2) Simplifying indices - they can be messy 

http://web2.0calc.com/questions/can-you-solve-this

3) Area ratio of inscribed to circumscribed circles - Thanks Alan

http://web2.0calc.com/questions/square_1

4) Unusual area question

http://web2.0calc.com/questions/a-semi-circle-of-radius-14-cm-is-bent-to-form-a-rectangle-whose-length-is-1-cm-more-than-its-width-find-the-area-of-the-rectangle

5) Another great length question. - Great pre-runner to calculus   :)

http://web2.0calc.com/questions/wirea-piece-of-wire-of-length-50-m-is-cut-into-two-parts-each-part-is-then-bent-to-form-a-square-it-is-found-that-the-total-area-of-the-sq#rr1

6) I like this difference of 2 squares question because I like how rosala always tells us when she does not understand our explanations.  Thanks rosala  

 http://web2.0calc.com/questions/i-really-dont-see-this-question-matching-with-any-of-the-identities

 

And that is it for another day :)

 

                ♫♪  ♪ ♫                                ♬ ♬ MELODY ♬ ♬                                 ♫♪  ♪ ♫

Melody Dec 28, 2014
 #199
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Melody Dec 28, 2014

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