Revision history of "Segment 7"

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  • (cur | prev) 16:17, 11 March 2013Kkumar (talk | contribs). . (3,069 bytes) (+3,069). . (Created page with "==Calculation Problems== 1. Prove the result of "mechanical way". <math> \begin{align} \Delta^2 &= < (x-a)^2 > \\ &= < x^2 -2ax + a^2 > \\ \frac{d{\Delta^2}}{da} &= 0 \\ 2 <...")