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Activities - progressions problems (view source)
Revision as of 15:49, 12 August 2014
, 15:49, 12 August 2014→Algorithm
9b + b = 2 (<math>\sqrt{9b X b}</math> + 2 )<br>
9b + b = 2 (<math>\sqrt{9b X b}</math> + 2 )<br>
10b = 2 (<math>\sqrt{9b^2}</math><br>
10b = 2 ( 3b + 2 )<br>
10b = 6b + 4<br>