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open the brackets and multiply the terms. = 20 x 20 + 20 x 4 + 4 x 20 + 4 x 4 now we can simplify the above expression easily. = 400 + 80 + 80 + 16 = 576 note: we can observe that the expression of (20 + 4) 2 is similar to the algebraic expression (a+b) 2 which ...
aYou will see that late queries have been raised on this proof (see separate, attached query sheet). The query numbers correspond to those marked in the proof in bold square brackets. 您看见晚询问在这证明被上升了(看见分开,附加的询问板料)。 询问数字在大胆的方括号对应于在证明标记的那些。[tra...
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Here, a four-spectral-band plasmonic optical sensor with distinct resonance dips located in the range of 700–1200 nm is proposed using a MIM square bracket dimer metasurface. By oppositely placing two identical complex square brackets in the metasurface array, the number of resonant modes is incr...